158129604 has 24 divisors (see below), whose sum is σ = 409965920. Its totient is φ = 52709832.

The previous prime is 158129603. The next prime is 158129611. The reversal of 158129604 is 406921851.

It is a super-2 number, since 2×158129604² = 50009943322393632, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (158129603) 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, 731974 + ... + 732189.

Almost surely, 2^158129604 is an apocalyptic number.

It is an amenable number.

158129604 is an abundant number, since it is smaller than the sum of its proper divisors (251836316).

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

158129604 is a wasteful number, since it uses less digits than its factorization.

158129604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464176 (or 1464168 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 158129604 is about 12574.9594035130. The cubic root of 158129604 is about 540.7597946445.

The spelling of 158129604 in words is "one hundred fifty-eight million, one hundred twenty-nine thousand, six hundred four".