49991874 has 32 divisors (see below), whose sum is σ = 103469184. Its totient is φ = 16091520.

The previous prime is 49991873. The next prime is 49991891. The reversal of 49991874 is 47819994.

49991874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (49991873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24352 + ... + 26324.

It is an arithmetic number, because the mean of its divisors is an integer number (3233412).

Almost surely, 2^49991874 is an apocalyptic number.

49991874 is an abundant number, since it is smaller than the sum of its proper divisors (53477310).

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

49991874 is a wasteful number, since it uses less digits than its factorization.

49991874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122.

The product of its digits is 653184, while the sum is 51.

The square root of 49991874 is about 7070.4931935474. The cubic root of 49991874 is about 368.3831911561.

The spelling of 49991874 in words is "forty-nine million, nine hundred ninety-one thousand, eight hundred seventy-four".