44424331 has 8 divisors (see below), whose sum is σ = 51807200. Its totient is φ = 38077704.

The previous prime is 44424323. The next prime is 44424377. The reversal of 44424331 is 13342444.

It is not a de Polignac number, because 44424331 - 2³ = 44424323 is a prime.

It is a super-2 number, since 2×44424331² = 3947042369595122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44424296 and 44424305.

It is not an unprimeable number, because it can be changed into a prime (44424301) 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, 64416 + ... + 65101.

It is an arithmetic number, because the mean of its divisors is an integer number (6475900).

Almost surely, 2^44424331 is an apocalyptic number.

44424331 is a deficient number, since it is larger than the sum of its proper divisors (7382869).

44424331 is an equidigital number, since it uses as much as digits as its factorization.

44424331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129538 (or 129524 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 44424331 is about 6665.1579876249. The cubic root of 44424331 is about 354.1660806880.

Adding to 44424331 its reverse (13342444), we get a palindrome (57766775).

The spelling of 44424331 in words is "forty-four million, four hundred twenty-four thousand, three hundred thirty-one".