564626436 has 48 divisors (see below), whose sum is σ = 1483603968. Its totient is φ = 165578400.

The previous prime is 564626417. The next prime is 564626443. The reversal of 564626436 is 634626465.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64900 + ... + 73083.

It is an arithmetic number, because the mean of its divisors is an integer number (30908416).

Almost surely, 2^564626436 is an apocalyptic number.

It is an amenable number.

564626436 is an abundant number, since it is smaller than the sum of its proper divisors (918977532).

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

564626436 is a wasteful number, since it uses less digits than its factorization.

564626436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138032 (or 138030 counting only the distinct ones).

The product of its digits is 622080, while the sum is 42.

The square root of 564626436 is about 23761.8693709060. The cubic root of 564626436 is about 826.5207022752.

The spelling of 564626436 in words is "five hundred sixty-four million, six hundred twenty-six thousand, four hundred thirty-six".