149947192 has 16 divisors (see below), whose sum is σ = 287690040. Its totient is φ = 73229856.

The previous prime is 149947177. The next prime is 149947241. The reversal of 149947192 is 291749941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217603 + ... + 218290.

Almost surely, 2^149947192 is an apocalyptic number.

It is an amenable number.

149947192 is a deficient number, since it is larger than the sum of its proper divisors (137742848).

149947192 is a wasteful number, since it uses less digits than its factorization.

149947192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435942 (or 435938 counting only the distinct ones).

The product of its digits is 163296, while the sum is 46.

The square root of 149947192 is about 12245.2926465642. The cubic root of 149947192 is about 531.2669251909.

The spelling of 149947192 in words is "one hundred forty-nine million, nine hundred forty-seven thousand, one hundred ninety-two".