158642924 has 24 divisors (see below), whose sum is σ = 305054400. Its totient is φ = 71588880.

The previous prime is 158642923. The next prime is 158642927. The reversal of 158642924 is 429246851.

It is not an unprimeable number, because it can be changed into a prime (158642921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6854 + ... + 19085.

It is an arithmetic number, because the mean of its divisors is an integer number (12710600).

Almost surely, 2^158642924 is an apocalyptic number.

It is an amenable number.

158642924 is a deficient number, since it is larger than the sum of its proper divisors (146411476).

158642924 is a wasteful number, since it uses less digits than its factorization.

158642924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26093 (or 26091 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 158642924 is about 12595.3532701548. The cubic root of 158642924 is about 541.3443004093.

The spelling of 158642924 in words is "one hundred fifty-eight million, six hundred forty-two thousand, nine hundred twenty-four".