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4285788 = 2231383331
BaseRepresentation
bin10000010110010101011100
322001201222220
4100112111130
52044121123
6231505340
751300003
oct20262534
98051886
104285788
112467a81
121528250
13b70990
147d7c3a
15599ce3
hex41655c

4285788 has 48 divisors (see below), whose sum is σ = 10932096. Its totient is φ = 1298880.

The previous prime is 4285783. The next prime is 4285793. The reversal of 4285788 is 8875824.

It is an interprime number because it is at equal distance from previous prime (4285783) and next prime (4285793).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4285783) 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, 12783 + ... + 13113.

It is an arithmetic number, because the mean of its divisors is an integer number (227752).

Almost surely, 24285788 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 4285788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5466048).

4285788 is an abundant number, since it is smaller than the sum of its proper divisors (6646308).

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

4285788 is a wasteful number, since it uses less digits than its factorization.

4285788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434 (or 432 counting only the distinct ones).

The product of its digits is 143360, while the sum is 42.

The square root of 4285788 is about 2070.2144816419. The cubic root of 4285788 is about 162.4339834404.

It can be divided in two parts, 428 and 5788, that added together give a triangular number (6216 = T111).

The spelling of 4285788 in words is "four million, two hundred eighty-five thousand, seven hundred eighty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 83 156 166 249 331 332 498 662 993 996 1079 1324 1986 2158 3237 3972 4303 4316 6474 8606 12909 12948 17212 25818 27473 51636 54946 82419 109892 164838 329676 357149 714298 1071447 1428596 2142894 4285788