158868 has 24 divisors (see below), whose sum is σ = 412160. Its totient is φ = 52920.

The previous prime is 158867. The next prime is 158881. The reversal of 158868 is 868851.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 628 + ... + 843.

2¹⁵⁸⁸⁶⁸ is an apocalyptic number.

158868 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

158868 is an abundant number, since it is smaller than the sum of its proper divisors (253292).

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

158868 is a wasteful number, since it uses less digits than its factorization.

158868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484 (or 1476 counting only the distinct ones).

The product of its digits is 15360, while the sum is 36.

The square root of 158868 is about 398.5824883258. The cubic root of 158868 is about 54.1600191711.

The spelling of 158868 in words is "one hundred fifty-eight thousand, eight hundred sixty-eight".