49323918 has 32 divisors (see below), whose sum is σ = 113912064. Its totient is φ = 13946112.

The previous prime is 49323907. The next prime is 49323949. The reversal of 49323918 is 81932394.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1980 + ... + 10127.

It is an arithmetic number, because the mean of its divisors is an integer number (3559752).

Almost surely, 2^49323918 is an apocalyptic number.

49323918 is an abundant number, since it is smaller than the sum of its proper divisors (64588146).

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

49323918 is a wasteful number, since it uses less digits than its factorization.

49323918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12216.

The product of its digits is 46656, while the sum is 39.

The square root of 49323918 is about 7023.0988886673. The cubic root of 49323918 is about 366.7351374426.

The spelling of 49323918 in words is "forty-nine million, three hundred twenty-three thousand, nine hundred eighteen".