158310252 has 36 divisors (see below), whose sum is σ = 400840440. Its totient is φ = 52682112.

The previous prime is 158310247. The next prime is 158310259. The reversal of 158310252 is 252013851.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (158310259) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20388 + ... + 27060.

Almost surely, 2^158310252 is an apocalyptic number.

158310252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

158310252 is an abundant number, since it is smaller than the sum of its proper divisors (242530188).

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

158310252 is a wasteful number, since it uses less digits than its factorization.

158310252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7342 (or 7337 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 158310252 is about 12582.1401995050. The cubic root of 158310252 is about 540.9656384525.

The spelling of 158310252 in words is "one hundred fifty-eight million, three hundred ten thousand, two hundred fifty-two".