45772444 has 12 divisors (see below), whose sum is σ = 84317800. Its totient is φ = 21681648.

The previous prime is 45772429. The next prime is 45772453. The reversal of 45772444 is 44427754.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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, 301059 + ... + 301210.

Almost surely, 2^45772444 is an apocalyptic number.

It is an amenable number.

45772444 is a deficient number, since it is larger than the sum of its proper divisors (38545356).

45772444 is a wasteful number, since it uses less digits than its factorization.

45772444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602292 (or 602290 counting only the distinct ones).

The product of its digits is 125440, while the sum is 37.

The square root of 45772444 is about 6765.5335340238. The cubic root of 45772444 is about 357.7129811484.

It can be divided in two parts, 4577 and 2444, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 45772444 in words is "forty-five million, seven hundred seventy-two thousand, four hundred forty-four".