564280 has 16 divisors (see below), whose sum is σ = 1269720. Its totient is φ = 225696.

The previous prime is 564271. The next prime is 564299. The reversal of 564280 is 82465.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7014 + ... + 7093.

2⁵⁶⁴²⁸⁰ is an apocalyptic number.

It is an amenable number.

564280 is an abundant number, since it is smaller than the sum of its proper divisors (705440).

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

564280 is a wasteful number, since it uses less digits than its factorization.

564280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14118 (or 14114 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 564280 is about 751.1857293639. The cubic root of 564280 is about 82.6351625820.

The spelling of 564280 in words is "five hundred sixty-four thousand, two hundred eighty".