564123892 has 24 divisors (see below), whose sum is σ = 1042997760. Its totient is φ = 266538720.

The previous prime is 564123887. The next prime is 564123977. The reversal of 564123892 is 298321465.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46284 + ... + 57187.

It is an arithmetic number, because the mean of its divisors is an integer number (43458240).

Almost surely, 2^564123892 is an apocalyptic number.

It is an amenable number.

564123892 is a deficient number, since it is larger than the sum of its proper divisors (478873868).

564123892 is a wasteful number, since it uses less digits than its factorization.

564123892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103551 (or 103549 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 564123892 is about 23751.2924279922. The cubic root of 564123892 is about 826.2754154300.

The spelling of 564123892 in words is "five hundred sixty-four million, one hundred twenty-three thousand, eight hundred ninety-two".