158378032 has 10 divisors (see below), whose sum is σ = 306857468. Its totient is φ = 79189008.

The previous prime is 158378029. The next prime is 158378041. The reversal of 158378032 is 230873851.

It is a junction number, because it is equal to n+sod(n) for n = 158377982 and 158378000.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4949298 + ... + 4949329.

Almost surely, 2^158378032 is an apocalyptic number.

It is an amenable number.

158378032 is a deficient number, since it is larger than the sum of its proper divisors (148479436).

158378032 is an equidigital number, since it uses as much as digits as its factorization.

158378032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9898635 (or 9898629 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 158378032 is about 12584.8334116904. The cubic root of 158378032 is about 541.0428316409.

The spelling of 158378032 in words is "one hundred fifty-eight million, three hundred seventy-eight thousand, thirty-two".