565040736 has 72 divisors (see below), whose sum is σ = 1730448720. Its totient is φ = 173857536.

The previous prime is 565040633. The next prime is 565040761. The reversal of 565040736 is 637040565.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 565040736.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71716 + ... + 79203.

It is an arithmetic number, because the mean of its divisors is an integer number (24034010).

Almost surely, 2^565040736 is an apocalyptic number.

It is an amenable number.

565040736 is an abundant number, since it is smaller than the sum of its proper divisors (1165407984).

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

565040736 is a wasteful number, since it uses less digits than its factorization.

565040736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150948 (or 150937 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 565040736 is about 23770.5855207649. The cubic root of 565040736 is about 826.7228086510.

The spelling of 565040736 in words is "five hundred sixty-five million, forty thousand, seven hundred thirty-six".