564022140 has 72 divisors (see below), whose sum is σ = 1735905360. Its totient is φ = 136730880.

The previous prime is 564022097. The next prime is 564022157. The reversal of 564022140 is 41220465.

564022140 is a modest number, since divided by 22140 gives 5640 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 564022140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31585 + ... + 46104.

Almost surely, 2^564022140 is an apocalyptic number.

It is an amenable number.

564022140 is an abundant number, since it is smaller than the sum of its proper divisors (1171883220).

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

564022140 is a wasteful number, since it uses less digits than its factorization.

564022140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77723 (or 77710 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 564022140 is about 23749.1503005897. The cubic root of 564022140 is about 826.2257335352.

The spelling of 564022140 in words is "five hundred sixty-four million, twenty-two thousand, one hundred forty".