45044404 has 12 divisors (see below), whose sum is σ = 80750628. Its totient is φ = 21972800.

The previous prime is 45044387. The next prime is 45044411. The reversal of 45044404 is 40444054.

It can be written as a sum of positive squares in 2 ways, for example, as 12531600 + 32512804 = 3540^2 + 5702^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137167 + ... + 137494.

It is an arithmetic number, because the mean of its divisors is an integer number (6729219).

Almost surely, 2^45044404 is an apocalyptic number.

It is an amenable number.

45044404 is a deficient number, since it is larger than the sum of its proper divisors (35706224).

45044404 is a wasteful number, since it uses less digits than its factorization.

45044404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274706 (or 274704 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

The square root of 45044404 is about 6711.5127951901. The cubic root of 45044404 is about 355.8062847966.

Adding to 45044404 its reverse (40444054), we get a palindrome (85488458).

The spelling of 45044404 in words is "forty-five million, forty-four thousand, four hundred four".