44421892 has 6 divisors (see below), whose sum is σ = 77738318. Its totient is φ = 22210944.

The previous prime is 44421869. The next prime is 44421913. The reversal of 44421892 is 29812444.

It can be written as a sum of positive squares in only one way, i.e., 44408896 + 12996 = 6664^2 + 114^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5552733 + ... + 5552740.

Almost surely, 2^44421892 is an apocalyptic number.

It is an amenable number.

44421892 is a deficient number, since it is larger than the sum of its proper divisors (33316426).

44421892 is a wasteful number, since it uses less digits than its factorization.

44421892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11105477 (or 11105475 counting only the distinct ones).

The product of its digits is 18432, while the sum is 34.

The square root of 44421892 is about 6664.9750187079. The cubic root of 44421892 is about 354.1595990531.

The spelling of 44421892 in words is "forty-four million, four hundred twenty-one thousand, eight hundred ninety-two".