500564456 has 64 divisors (see below), whose sum is σ = 1185166080. Its totient is φ = 193121280.

The previous prime is 500564417. The next prime is 500564497. The reversal of 500564456 is 654465005.

It is a super-2 number, since 2×500564456² = 501129549221151872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10466 + ... + 33326.

It is an arithmetic number, because the mean of its divisors is an integer number (18518220).

Almost surely, 2^500564456 is an apocalyptic number.

500564456 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 500564456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (592583040).

500564456 is an abundant number, since it is smaller than the sum of its proper divisors (684601624).

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

500564456 is a wasteful number, since it uses less digits than its factorization.

500564456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22914 (or 22910 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 500564456 is about 22373.2978346957. The cubic root of 500564456 is about 793.9990863455. Note that the first 3 decimals are identical.

The spelling of 500564456 in words is "five hundred million, five hundred sixty-four thousand, four hundred fifty-six".