565421464 has 16 divisors (see below), whose sum is σ = 1062586800. Its totient is φ = 282064992.

The previous prime is 565421459. The next prime is 565421473. The reversal of 565421464 is 464124565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76987 + ... + 84010.

It is an arithmetic number, because the mean of its divisors is an integer number (66411675).

Almost surely, 2^565421464 is an apocalyptic number.

It is an amenable number.

565421464 is a deficient number, since it is larger than the sum of its proper divisors (497165336).

565421464 is a wasteful number, since it uses less digits than its factorization.

565421464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161442 (or 161438 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The square root of 565421464 is about 23778.5925571721. The cubic root of 565421464 is about 826.9084506368.

The spelling of 565421464 in words is "five hundred sixty-five million, four hundred twenty-one thousand, four hundred sixty-four".