49998172 has 24 divisors (see below), whose sum is σ = 100150400. Its totient is φ = 21394800.

The previous prime is 49998167. The next prime is 49998181. The reversal of 49998172 is 27189994.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28579 + ... + 30277.

Almost surely, 2^49998172 is an apocalyptic number.

It is an amenable number.

49998172 is an abundant number, since it is smaller than the sum of its proper divisors (50152228).

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

49998172 is a wasteful number, since it uses less digits than its factorization.

49998172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2761 (or 2759 counting only the distinct ones).

The product of its digits is 326592, while the sum is 49.

The square root of 49998172 is about 7070.9385515644. The cubic root of 49998172 is about 368.3986602029.

The spelling of 49998172 in words is "forty-nine million, nine hundred ninety-eight thousand, one hundred seventy-two".