158213952 has 112 divisors (see below), whose sum is σ = 500969280. Its totient is φ = 48674304.

The previous prime is 158213947. The next prime is 158213999. The reversal of 158213952 is 259312851.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18943 + ... + 25985.

It is an arithmetic number, because the mean of its divisors is an integer number (4472940).

Almost surely, 2^158213952 is an apocalyptic number.

158213952 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 158213952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250484640).

158213952 is an abundant number, since it is smaller than the sum of its proper divisors (342755328).

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

158213952 is a wasteful number, since it uses less digits than its factorization.

158213952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7077 (or 7061 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The square root of 158213952 is about 12578.3127644370. The cubic root of 158213952 is about 540.8559265482.

The spelling of 158213952 in words is "one hundred fifty-eight million, two hundred thirteen thousand, nine hundred fifty-two".