238564 has 24 divisors (see below), whose sum is σ = 455840. Its totient is φ = 108864.

The previous prime is 238547. The next prime is 238573. The reversal of 238564 is 465832.

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, 3232 + ... + 3304.

2²³⁸⁵⁶⁴ is an apocalyptic number.

It is an amenable number.

238564 is a deficient number, since it is larger than the sum of its proper divisors (217276).

238564 is a wasteful number, since it uses less digits than its factorization.

238564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139 (or 137 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 238564 is about 488.4301383002. The cubic root of 238564 is about 62.0204580424.

The spelling of 238564 in words is "two hundred thirty-eight thousand, five hundred sixty-four".