158542724 has 12 divisors (see below), whose sum is σ = 277807824. Its totient is φ = 79169064.

The previous prime is 158542723. The next prime is 158542733. The reversal of 158542724 is 427245851.

It is not an unprimeable number, because it can be changed into a prime (158542723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22034 + ... + 28329.

It is an arithmetic number, because the mean of its divisors is an integer number (23150652).

Almost surely, 2^158542724 is an apocalyptic number.

It is an amenable number.

158542724 is a deficient number, since it is larger than the sum of its proper divisors (119265100).

158542724 is a wasteful number, since it uses less digits than its factorization.

158542724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51154 (or 51152 counting only the distinct ones).

The product of its digits is 89600, while the sum is 38.

The square root of 158542724 is about 12591.3749844884. The cubic root of 158542724 is about 541.2303041012.

The spelling of 158542724 in words is "one hundred fifty-eight million, five hundred forty-two thousand, seven hundred twenty-four".