564774066 has 32 divisors (see below), whose sum is σ = 1256973120. Its totient is φ = 187970112.

The previous prime is 564774053. The next prime is 564774073. The reversal of 564774066 is 660477465.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29226 + ... + 44538.

It is an arithmetic number, because the mean of its divisors is an integer number (39280410).

Almost surely, 2^564774066 is an apocalyptic number.

564774066 is an abundant number, since it is smaller than the sum of its proper divisors (692199054).

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

564774066 is a wasteful number, since it uses less digits than its factorization.

564774066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16007 (or 16001 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The square root of 564774066 is about 23764.9756153883. The cubic root of 564774066 is about 826.5927313848.

The spelling of 564774066 in words is "five hundred sixty-four million, seven hundred seventy-four thousand, sixty-six".