45440944 has 10 divisors (see below), whose sum is σ = 88041860. Its totient is φ = 22720464.

The previous prime is 45440929. The next prime is 45440957. The reversal of 45440944 is 44904454.

It is a super-2 number, since 2×45440944² = 4129758783222272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1420014 + ... + 1420045.

It is an arithmetic number, because the mean of its divisors is an integer number (8804186).

Almost surely, 2^45440944 is an apocalyptic number.

It is an amenable number.

45440944 is a deficient number, since it is larger than the sum of its proper divisors (42600916).

45440944 is a wasteful number, since it uses less digits than its factorization.

45440944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2840067 (or 2840061 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 45440944 is about 6740.9898382953. The cubic root of 45440944 is about 356.8473272699.

The spelling of 45440944 in words is "forty-five million, four hundred forty thousand, nine hundred forty-four".