158396572 has 12 divisors (see below), whose sum is σ = 277753000. Its totient is φ = 79038576.

The previous prime is 158396549. The next prime is 158396573. The reversal of 158396572 is 275693851.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158396573) 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, 37683 + ... + 41674.

Almost surely, 2^158396572 is an apocalyptic number.

It is an amenable number.

158396572 is a deficient number, since it is larger than the sum of its proper divisors (119356428).

158396572 is a wasteful number, since it uses less digits than its factorization.

158396572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79860 (or 79858 counting only the distinct ones).

The product of its digits is 453600, while the sum is 46.

The square root of 158396572 is about 12585.5699910652. The cubic root of 158396572 is about 541.0639426131.

The spelling of 158396572 in words is "one hundred fifty-eight million, three hundred ninety-six thousand, five hundred seventy-two".