564669954 has 20 divisors (see below), whose sum is σ = 1265279334. Its totient is φ = 188223264.

The previous prime is 564669907. The next prime is 564669983. The reversal of 564669954 is 459966465.

It can be written as a sum of positive squares in only one way, i.e., 524639025 + 40030929 = 22905^2 + 6327^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 564669954.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1742647 + ... + 1742970.

Almost surely, 2^564669954 is an apocalyptic number.

564669954 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

564669954 is an abundant number, since it is smaller than the sum of its proper divisors (700609380).

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

564669954 is a wasteful number, since it uses less digits than its factorization.

564669954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3485631 (or 3485622 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 54.

The square root of 564669954 is about 23762.7850640450. The cubic root of 564669954 is about 826.5419361398.

The spelling of 564669954 in words is "five hundred sixty-four million, six hundred sixty-nine thousand, nine hundred fifty-four".