149634572 has 6 divisors (see below), whose sum is σ = 261860508. Its totient is φ = 74817284.

The previous prime is 149634553. The next prime is 149634587. The reversal of 149634572 is 275436941.

149634572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18704318 + ... + 18704325.

It is an arithmetic number, because the mean of its divisors is an integer number (43643418).

Almost surely, 2^149634572 is an apocalyptic number.

It is an amenable number.

149634572 is a deficient number, since it is larger than the sum of its proper divisors (112225936).

149634572 is a wasteful number, since it uses less digits than its factorization.

149634572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37408647 (or 37408645 counting only the distinct ones).

The product of its digits is 181440, while the sum is 41.

The square root of 149634572 is about 12232.5210811182. The cubic root of 149634572 is about 530.8974612943.

The spelling of 149634572 in words is "one hundred forty-nine million, six hundred thirty-four thousand, five hundred seventy-two".