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536228420 = 225713377963
BaseRepresentation
bin11111111101100…
…011001001000100
31101101000020002212
4133331203021010
52044233302140
6125113122552
716200603110
oct3775431104
91341006085
10536228420
11255761392
1212b6b9458
138712b030
1451306740
1532122765
hex1ff63244

536228420 has 96 divisors (see below), whose sum is σ = 1423580928. Its totient is φ = 165100032.

The previous prime is 536228419. The next prime is 536228453. The reversal of 536228420 is 24822635.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63359 + ... + 71321.

It is an arithmetic number, because the mean of its divisors is an integer number (14828968).

Almost surely, 2536228420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 536228420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (711790464).

536228420 is an abundant number, since it is smaller than the sum of its proper divisors (887352508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

536228420 is a wasteful number, since it uses less digits than its factorization.

536228420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8029 (or 8027 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 536228420 is about 23156.6064007661. The cubic root of 536228420 is about 812.4249941017.

The spelling of 536228420 in words is "five hundred thirty-six million, two hundred twenty-eight thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 13 14 20 26 28 35 37 52 65 70 74 91 130 140 148 182 185 259 260 364 370 455 481 518 740 910 962 1036 1295 1820 1924 2405 2590 3367 4810 5180 6734 7963 9620 13468 15926 16835 31852 33670 39815 55741 67340 79630 103519 111482 159260 207038 222964 278705 294631 414076 517595 557410 589262 724633 1035190 1114820 1178524 1449266 1473155 2062417 2070380 2898532 2946310 3623165 3830203 4124834 5892620 7246330 7660406 8249668 10312085 14492660 15320812 19151015 20624170 26811421 38302030 41248340 53622842 76604060 107245684 134057105 268114210 536228420