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565628 = 22720201
BaseRepresentation
bin10001010000101111100
31001201220012
42022011330
5121100003
620042352
74544030
oct2120574
91051805
10565628
11356a68
122333b8
1316a5bb
1410a1c0
15b28d8
hex8a17c

565628 has 12 divisors (see below), whose sum is σ = 1131312. Its totient is φ = 242400.

The previous prime is 565613. The next prime is 565637. The reversal of 565628 is 826565.

It is a happy number.

565628 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 565594 and 565603.

It is a congruent number.

It is an unprimeable number.

565628 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10073 + ... + 10128.

It is an arithmetic number, because the mean of its divisors is an integer number (94276).

2565628 is an apocalyptic number.

It is an amenable number.

565628 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

565628 is a wasteful number, since it uses less digits than its factorization.

565628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20212 (or 20210 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

The square root of 565628 is about 752.0824422894. The cubic root of 565628 is about 82.7009122191.

The spelling of 565628 in words is "five hundred sixty-five thousand, six hundred twenty-eight".

Divisors: 1 2 4 7 14 28 20201 40402 80804 141407 282814 565628