45664944 has 40 divisors (see below), whose sum is σ = 127043952. Its totient is φ = 14050560.

The previous prime is 45664933. The next prime is 45664963. The reversal of 45664944 is 44946654.

It is a super-2 number, since 2×45664944² = 4170574221046272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45664896 and 45664905.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35967 + ... + 37214.

Almost surely, 2^45664944 is an apocalyptic number.

It is an amenable number.

45664944 is an abundant number, since it is smaller than the sum of its proper divisors (81379008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45664944 is a wasteful number, since it uses less digits than its factorization.

45664944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73205 (or 73199 counting only the distinct ones).

The product of its digits is 414720, while the sum is 42.

The square root of 45664944 is about 6757.5841837154. The cubic root of 45664944 is about 357.4327230892.

The spelling of 45664944 in words is "forty-five million, six hundred sixty-four thousand, nine hundred forty-four".