45039056 has 10 divisors (see below), whose sum is σ = 87263202. Its totient is φ = 22519520.

The previous prime is 45039053. The next prime is 45039067. The reversal of 45039056 is 65093054.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 43349056 + 1690000 = 6584^2 + 1300^2 .

It is a super-2 number, since 2×45039056² = 4057033130742272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45039053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1407455 + ... + 1407486.

Almost surely, 2^45039056 is an apocalyptic number.

It is an amenable number.

45039056 is a deficient number, since it is larger than the sum of its proper divisors (42224146).

45039056 is a wasteful number, since it uses less digits than its factorization.

45039056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2814949 (or 2814943 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 45039056 is about 6711.1143635018. The cubic root of 45039056 is about 355.7922029340.

The spelling of 45039056 in words is "forty-five million, thirty-nine thousand, fifty-six".