531358564 has 12 divisors (see below), whose sum is σ = 1014411888. Its totient is φ = 241526600.

The previous prime is 531358537. The next prime is 531358651. The reversal of 531358564 is 465853135.

It is a super-2 number, since 2×531358564² = 564683847072284192, which contains 22 as substring.

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, 6038122 + ... + 6038209.

It is an arithmetic number, because the mean of its divisors is an integer number (84534324).

Almost surely, 2^531358564 is an apocalyptic number.

It is an amenable number.

531358564 is a deficient number, since it is larger than the sum of its proper divisors (483053324).

531358564 is a wasteful number, since it uses less digits than its factorization.

531358564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12076346 (or 12076344 counting only the distinct ones).

The product of its digits is 216000, while the sum is 40.

The square root of 531358564 is about 23051.2161067480. The cubic root of 531358564 is about 809.9581160073.

The spelling of 531358564 in words is "five hundred thirty-one million, three hundred fifty-eight thousand, five hundred sixty-four".