564625020 has 48 divisors (see below), whose sum is σ = 1585251360. Its totient is φ = 150157056.

The previous prime is 564625007. The next prime is 564625021. The reversal of 564625020 is 20526465.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564625021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9766 + ... + 34994.

It is an arithmetic number, because the mean of its divisors is an integer number (33026070).

Almost surely, 2^564625020 is an apocalyptic number.

It is an amenable number.

564625020 is an abundant number, since it is smaller than the sum of its proper divisors (1020626340).

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

564625020 is a wasteful number, since it uses less digits than its factorization.

564625020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25614 (or 25612 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 564625020 is about 23761.8395752517. The cubic root of 564625020 is about 826.5200113439.

The spelling of 564625020 in words is "five hundred sixty-four million, six hundred twenty-five thousand, twenty".