158949316 has 12 divisors (see below), whose sum is σ = 281513232. Its totient is φ = 78516968.

The previous prime is 158949311. The next prime is 158949317. The reversal of 158949316 is 613949851.

It is not an unprimeable number, because it can be changed into a prime (158949311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239050 + ... + 239713.

It is an arithmetic number, because the mean of its divisors is an integer number (23459436).

Almost surely, 2^158949316 is an apocalyptic number.

It is an amenable number.

158949316 is a deficient number, since it is larger than the sum of its proper divisors (122563916).

158949316 is a wasteful number, since it uses less digits than its factorization.

158949316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478850 (or 478848 counting only the distinct ones).

The product of its digits is 233280, while the sum is 46.

The square root of 158949316 is about 12607.5103014037. The cubic root of 158949316 is about 541.6925813032.

It can be divided in two parts, 1589 and 49316, that added together give a palindrome (50905).

The spelling of 158949316 in words is "one hundred fifty-eight million, nine hundred forty-nine thousand, three hundred sixteen".