564774400 has 60 divisors (see below), whose sum is σ = 1399304412. Its totient is φ = 225904640.

The previous prime is 564774367. The next prime is 564774409. The reversal of 564774400 is 4477465.

It is a self number, because there is not a number n which added to its sum of digits gives 564774400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564774409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9262 + ... + 34861.

Almost surely, 2^564774400 is an apocalyptic number.

564774400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

564774400 is an abundant number, since it is smaller than the sum of its proper divisors (834530012).

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

564774400 is an equidigital number, since it uses as much as digits as its factorization.

564774400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44151 (or 44130 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 37.

The square root of 564774400 is about 23764.9826425352. The cubic root of 564774400 is about 826.5928943301.

The spelling of 564774400 in words is "five hundred sixty-four million, seven hundred seventy-four thousand, four hundred".