49918164 has 24 divisors (see below), whose sum is σ = 120492960. Its totient is φ = 16065504.

The previous prime is 49918163. The next prime is 49918177. The reversal of 49918164 is 46181994.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49918163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71374 + ... + 72069.

It is an arithmetic number, because the mean of its divisors is an integer number (5020540).

Almost surely, 2^49918164 is an apocalyptic number.

It is an amenable number.

49918164 is an abundant number, since it is smaller than the sum of its proper divisors (70574796).

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

49918164 is a wasteful number, since it uses less digits than its factorization.

49918164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143479 (or 143477 counting only the distinct ones).

The product of its digits is 62208, while the sum is 42.

The square root of 49918164 is about 7065.2787630779. The cubic root of 49918164 is about 368.2020491744.

The spelling of 49918164 in words is "forty-nine million, nine hundred eighteen thousand, one hundred sixty-four".