564401212 has 12 divisors (see below), whose sum is σ = 991075176. Its totient is φ = 281236880.

The previous prime is 564401183. The next prime is 564401249. The reversal of 564401212 is 212104465.

It is a happy number.

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, 239614 + ... + 241957.

It is an arithmetic number, because the mean of its divisors is an integer number (82589598).

Almost surely, 2^564401212 is an apocalyptic number.

It is an amenable number.

564401212 is a deficient number, since it is larger than the sum of its proper divisors (426673964).

564401212 is a wasteful number, since it uses less digits than its factorization.

564401212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481868 (or 481866 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 564401212 is about 23757.1297087843. The cubic root of 564401212 is about 826.4107906335.

Adding to 564401212 its reverse (212104465), we get a palindrome (776505677).

The spelling of 564401212 in words is "five hundred sixty-four million, four hundred one thousand, two hundred twelve".