564444460 has 12 divisors (see below), whose sum is σ = 1185333408. Its totient is φ = 225777776.

The previous prime is 564444431. The next prime is 564444527. The reversal of 564444460 is 64444465.

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, 14111092 + ... + 14111131.

It is an arithmetic number, because the mean of its divisors is an integer number (98777784).

Almost surely, 2^564444460 is an apocalyptic number.

It is an amenable number.

564444460 is an abundant number, since it is smaller than the sum of its proper divisors (620888948).

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

564444460 is a wasteful number, since it uses less digits than its factorization.

564444460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28222232 (or 28222230 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

The square root of 564444460 is about 23758.0399023152. The cubic root of 564444460 is about 826.4318983729.

The spelling of 564444460 in words is "five hundred sixty-four million, four hundred forty-four thousand, four hundred sixty".