564087660 has 48 divisors (see below), whose sum is σ = 1585495296. Its totient is φ = 149847232.

The previous prime is 564087619. The next prime is 564087683. The reversal of 564087660 is 66780465.

It is a happy number.

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, 2094 + ... + 33653.

It is an arithmetic number, because the mean of its divisors is an integer number (33031152).

Almost surely, 2^564087660 is an apocalyptic number.

It is an amenable number.

564087660 is an abundant number, since it is smaller than the sum of its proper divisors (1021407636).

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

564087660 is a wasteful number, since it uses less digits than its factorization.

564087660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36022 (or 36020 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 564087660 is about 23750.5296783040. The cubic root of 564087660 is about 826.2577253137.

The spelling of 564087660 in words is "five hundred sixty-four million, eighty-seven thousand, six hundred sixty".