564488451 has 72 divisors (see below), whose sum is σ = 924500304. Its totient is φ = 330516480.

The previous prime is 564488443. The next prime is 564488479. The reversal of 564488451 is 154884465.

It is a happy number.

564488451 is a `hidden beast` number, since 564 + 4 + 8 + 84 + 5 + 1 = 666.

It is not a de Polignac number, because 564488451 - 2³ = 564488443 is a prime.

It is a super-2 number, since 2×564488451² = 637294422624758802, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 564488397 and 564488406.

It is not an unprimeable number, because it can be changed into a prime (564488251) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5275540 + ... + 5275646.

It is an arithmetic number, because the mean of its divisors is an integer number (12840282).

Almost surely, 2^564488451 is an apocalyptic number.

564488451 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

564488451 is a deficient number, since it is larger than the sum of its proper divisors (360011853).

564488451 is a wasteful number, since it uses less digits than its factorization.

564488451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 197 counting only the distinct ones).

The product of its digits is 614400, while the sum is 45.

The square root of 564488451 is about 23758.9656971847. The cubic root of 564488451 is about 826.4533676368.

The spelling of 564488451 in words is "five hundred sixty-four million, four hundred eighty-eight thousand, four hundred fifty-one".