564677968 has 20 divisors (see below), whose sum is σ = 1141632288. Its totient is φ = 270063200.

The previous prime is 564677951. The next prime is 564677977. The reversal of 564677968 is 869776465.

It is a happy number.

It is a super-2 number, since 2×564677968² = 637722415089218048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 766858 + ... + 767593.

Almost surely, 2^564677968 is an apocalyptic number.

It is an amenable number.

564677968 is an abundant number, since it is smaller than the sum of its proper divisors (576954320).

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

564677968 is a wasteful number, since it uses less digits than its factorization.

564677968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534482 (or 1534476 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 58.

The square root of 564677968 is about 23762.9536884622. The cubic root of 564677968 is about 826.5458463152.

The spelling of 564677968 in words is "five hundred sixty-four million, six hundred seventy-seven thousand, nine hundred sixty-eight".