158962272 has 144 divisors (see below), whose sum is σ = 496419840. Its totient is φ = 44389632.

The previous prime is 158962247. The next prime is 158962301. The reversal of 158962272 is 272269851.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 220729 + ... + 221447.

It is an arithmetic number, because the mean of its divisors is an integer number (3447360).

Almost surely, 2^158962272 is an apocalyptic number.

158962272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158962272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248209920).

158962272 is an abundant number, since it is smaller than the sum of its proper divisors (337457568).

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

158962272 is a wasteful number, since it uses less digits than its factorization.

158962272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793 (or 778 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The square root of 158962272 is about 12608.0241116521. The cubic root of 158962272 is about 541.7072987377.

The spelling of 158962272 in words is "one hundred fifty-eight million, nine hundred sixty-two thousand, two hundred seventy-two".