565436004 has 48 divisors (see below), whose sum is σ = 1519730688. Its totient is φ = 160278048.

The previous prime is 565435993. The next prime is 565436009. The reversal of 565436004 is 400634565.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (565436009) 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, 15834 + ... + 37169.

It is an arithmetic number, because the mean of its divisors is an integer number (31661056).

Almost surely, 2^565436004 is an apocalyptic number.

It is an amenable number.

565436004 is an abundant number, since it is smaller than the sum of its proper divisors (954294684).

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

565436004 is a wasteful number, since it uses less digits than its factorization.

565436004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53144 (or 53142 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 565436004 is about 23778.8982923936. The cubic root of 565436004 is about 826.9155386509.

The spelling of 565436004 in words is "five hundred sixty-five million, four hundred thirty-six thousand, four".