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85942360 = 23571911607
BaseRepresentation
bin1010001111101…
…10000001011000
312222201022202101
411013312001120
5134000123420
612310013144
72062332550
oct507660130
9188638671
1085942360
114456a849
12249471b4
1314a6108a
14b5b2160
15782960a
hex51f6058

85942360 has 64 divisors (see below), whose sum is σ = 222289920. Its totient is φ = 29293440.

The previous prime is 85942357. The next prime is 85942369. The reversal of 85942360 is 6324958.

It is a super-3 number, since 3×859423603 (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85942369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52677 + ... + 54283.

It is an arithmetic number, because the mean of its divisors is an integer number (3473280).

Almost surely, 285942360 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 85942360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111144960).

85942360 is an abundant number, since it is smaller than the sum of its proper divisors (136347560).

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

85942360 is a wasteful number, since it uses less digits than its factorization.

85942360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1816 (or 1812 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 85942360 is about 9270.5102340702. The cubic root of 85942360 is about 441.3018605434.

The spelling of 85942360 in words is "eighty-five million, nine hundred forty-two thousand, three hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 191 280 382 764 955 1337 1528 1607 1910 2674 3214 3820 5348 6428 6685 7640 8035 10696 11249 12856 13370 16070 22498 26740 32140 44996 53480 56245 64280 89992 112490 224980 306937 449960 613874 1227748 1534685 2148559 2455496 3069370 4297118 6138740 8594236 10742795 12277480 17188472 21485590 42971180 85942360