163874992 has 10 divisors (see below), whose sum is σ = 317507828. Its totient is φ = 81937488.

The previous prime is 163874989. The next prime is 163875011. The reversal of 163874992 is 299478361.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5121078 + ... + 5121109.

Almost surely, 2^163874992 is an apocalyptic number.

It is an amenable number.

163874992 is a deficient number, since it is larger than the sum of its proper divisors (153632836).

163874992 is a wasteful number, since it uses less digits than its factorization.

163874992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10242195 (or 10242189 counting only the distinct ones).

The product of its digits is 653184, while the sum is 49.

The square root of 163874992 is about 12801.3668020255. The cubic root of 163874992 is about 547.2312555531.

The spelling of 163874992 in words is "one hundred sixty-three million, eight hundred seventy-four thousand, nine hundred ninety-two".