158172352 has 112 divisors (see below), whose sum is σ = 366381792. Its totient is φ = 67092480.

The previous prime is 158172337. The next prime is 158172367. The reversal of 158172352 is 253271851.

It is an interprime number because it is at equal distance from previous prime (158172337) and next prime (158172367).

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 749527 + ... + 749737.

It is an arithmetic number, because the mean of its divisors is an integer number (3271266).

Almost surely, 2^158172352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158172352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183190896).

158172352 is an abundant number, since it is smaller than the sum of its proper divisors (208209440).

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

158172352 is a wasteful number, since it uses less digits than its factorization.

158172352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306 (or 296 counting only the distinct ones).

The product of its digits is 16800, while the sum is 34.

The square root of 158172352 is about 12576.6590158118. The cubic root of 158172352 is about 540.8085190586.

The spelling of 158172352 in words is "one hundred fifty-eight million, one hundred seventy-two thousand, three hundred fifty-two".