564020620 has 12 divisors (see below), whose sum is σ = 1184443344. Its totient is φ = 225608240.

The previous prime is 564020617. The next prime is 564020621. The reversal of 564020620 is 26020465.

It is not an unprimeable number, because it can be changed into a prime (564020621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14100496 + ... + 14100535.

It is an arithmetic number, because the mean of its divisors is an integer number (98703612).

Almost surely, 2^564020620 is an apocalyptic number.

It is an amenable number.

564020620 is an abundant number, since it is smaller than the sum of its proper divisors (620422724).

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

564020620 is a wasteful number, since it uses less digits than its factorization.

564020620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28201040 (or 28201038 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 564020620 is about 23749.1182994232. The cubic root of 564020620 is about 826.2249913278.

The spelling of 564020620 in words is "five hundred sixty-four million, twenty thousand, six hundred twenty".