564450624 has 42 divisors (see below), whose sum is σ = 1617897450. Its totient is φ = 188150016.

The previous prime is 564450619. The next prime is 564450631. The reversal of 564450624 is 426054465.

564450624 is a `hidden beast` number, since 5 + 644 + 5 + 0 + 6 + 2 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 555450624 + 9000000 = 23568^2 + 3000^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 489399 + ... + 490550.

Almost surely, 2^564450624 is an apocalyptic number.

It is an amenable number.

564450624 is an abundant number, since it is smaller than the sum of its proper divisors (1053446826).

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

564450624 is a wasteful number, since it uses less digits than its factorization.

564450624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979967 (or 979954 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The square root of 564450624 is about 23758.1696264674. The cubic root of 564450624 is about 826.4349067041.

The spelling of 564450624 in words is "five hundred sixty-four million, four hundred fifty thousand, six hundred twenty-four".