49312158 has 16 divisors (see below), whose sum is σ = 112713600. Its totient is φ = 14089176.

The previous prime is 49312117. The next prime is 49312169. The reversal of 49312158 is 85121394.

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, 587008 + ... + 587091.

It is an arithmetic number, because the mean of its divisors is an integer number (7044600).

Almost surely, 2^49312158 is an apocalyptic number.

49312158 is an abundant number, since it is smaller than the sum of its proper divisors (63401442).

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

49312158 is a wasteful number, since it uses less digits than its factorization.

49312158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174111.

The product of its digits is 8640, while the sum is 33.

The square root of 49312158 is about 7022.2616015070. The cubic root of 49312158 is about 366.7059889876.

The spelling of 49312158 in words is "forty-nine million, three hundred twelve thousand, one hundred fifty-eight".