149423792 has 20 divisors (see below), whose sum is σ = 330867216. Its totient is φ = 64038720.

The previous prime is 149423789. The next prime is 149423837. The reversal of 149423792 is 297324941.

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, 666959 + ... + 667182.

Almost surely, 2^149423792 is an apocalyptic number.

It is an amenable number.

149423792 is an abundant number, since it is smaller than the sum of its proper divisors (181443424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149423792 is a wasteful number, since it uses less digits than its factorization.

149423792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334156 (or 1334150 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The square root of 149423792 is about 12223.9024865221. The cubic root of 149423792 is about 530.6480644922.

The spelling of 149423792 in words is "one hundred forty-nine million, four hundred twenty-three thousand, seven hundred ninety-two".