158455332 has 48 divisors (see below), whose sum is σ = 469499520. Its totient is φ = 45272736.

The previous prime is 158455321. The next prime is 158455393. The reversal of 158455332 is 233554851.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104043 + ... + 105554.

It is an arithmetic number, because the mean of its divisors is an integer number (9781240).

Almost surely, 2^158455332 is an apocalyptic number.

158455332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

158455332 is an abundant number, since it is smaller than the sum of its proper divisors (311044188).

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

158455332 is a wasteful number, since it uses less digits than its factorization.

158455332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209617 (or 209609 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 158455332 is about 12587.9041941063. The cubic root of 158455332 is about 541.1308400766.

The spelling of 158455332 in words is "one hundred fifty-eight million, four hundred fifty-five thousand, three hundred thirty-two".