44891916 has 12 divisors (see below), whose sum is σ = 104747832. Its totient is φ = 14963968.

The previous prime is 44891911. The next prime is 44891921. The reversal of 44891916 is 61919844.

It is an interprime number because it is at equal distance from previous prime (44891911) and next prime (44891921).

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (44891911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1870485 + ... + 1870508.

It is an arithmetic number, because the mean of its divisors is an integer number (8728986).

Almost surely, 2^44891916 is an apocalyptic number.

It is an amenable number.

44891916 is an abundant number, since it is smaller than the sum of its proper divisors (59855916).

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

44891916 is a wasteful number, since it uses less digits than its factorization.

44891916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3741000 (or 3740998 counting only the distinct ones).

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

The square root of 44891916 is about 6700.1429835489. The cubic root of 44891916 is about 355.4043293667.

The spelling of 44891916 in words is "forty-four million, eight hundred ninety-one thousand, nine hundred sixteen".