672564 has 24 divisors (see below), whose sum is σ = 1608768. Its totient is φ = 218560.

The previous prime is 672557. The next prime is 672577. The reversal of 672564 is 465276.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192 + ... + 1175.

It is an arithmetic number, because the mean of its divisors is an integer number (67032).

2⁶⁷²⁵⁶⁴ is an apocalyptic number.

It is an amenable number.

672564 is an abundant number, since it is smaller than the sum of its proper divisors (936204).

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

672564 is a wasteful number, since it uses less digits than its factorization.

672564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1415 (or 1413 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 672564 is about 820.0999939032. The cubic root of 672564 is about 87.6148803979.

The spelling of 672564 in words is "six hundred seventy-two thousand, five hundred sixty-four".