158872 has 16 divisors (see below), whose sum is σ = 340560. Its totient is φ = 68064.

The previous prime is 158867. The next prime is 158881. The reversal of 158872 is 278851.

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, 1363 + ... + 1474.

It is an arithmetic number, because the mean of its divisors is an integer number (21285).

2¹⁵⁸⁸⁷² is an apocalyptic number.

It is an amenable number.

158872 is an abundant number, since it is smaller than the sum of its proper divisors (181688).

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

158872 is a wasteful number, since it uses less digits than its factorization.

158872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2850 (or 2846 counting only the distinct ones).

The product of its digits is 4480, while the sum is 31.

The square root of 158872 is about 398.5875060761. The cubic root of 158872 is about 54.1604737167.

The spelling of 158872 in words is "one hundred fifty-eight thousand, eight hundred seventy-two".