149557192 has 16 divisors (see below), whose sum is σ = 281421900. Its totient is φ = 74511360.

The previous prime is 149557181. The next prime is 149557207. The reversal of 149557192 is 291755941.

149557192 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 139098436 + 10458756 = 11794^2 + 3234^2 .

It is an unprimeable number.

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, 31017 + ... + 35512.

Almost surely, 2^149557192 is an apocalyptic number.

It is an amenable number.

149557192 is a deficient number, since it is larger than the sum of its proper divisors (131864708).

149557192 is a wasteful number, since it uses less digits than its factorization.

149557192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66816 (or 66812 counting only the distinct ones).

The product of its digits is 113400, while the sum is 43.

The square root of 149557192 is about 12229.3577918057. The cubic root of 149557192 is about 530.8059318026.

The spelling of 149557192 in words is "one hundred forty-nine million, five hundred fifty-seven thousand, one hundred ninety-two".