44399344 has 40 divisors (see below), whose sum is σ = 94243968. Its totient is φ = 20095680.

The previous prime is 44399279. The next prime is 44399357.

44399344 is nontrivially palindromic in base 10.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 44399297 and 44399306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60709 + ... + 61435.

Almost surely, 2^44399344 is an apocalyptic number.

44399344 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44399344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47121984).

44399344 is an abundant number, since it is smaller than the sum of its proper divisors (49844624).

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

44399344 is a wasteful number, since it uses less digits than its factorization.

44399344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093 (or 1087 counting only the distinct ones).

The product of its digits is 186624, while the sum is 40.

The square root of 44399344 is about 6663.2832747828. The cubic root of 44399344 is about 354.0996665755.

The spelling of 44399344 in words is "forty-four million, three hundred ninety-nine thousand, three hundred forty-four".