45474664 has 16 divisors (see below), whose sum is σ = 85354020. Its totient is φ = 22713600.

The previous prime is 45474661. The next prime is 45474673. The reversal of 45474664 is 46647454.

It can be written as a sum of positive squares in 2 ways, for example, as 33154564 + 12320100 = 5758^2 + 3510^2 .

It is not an unprimeable number, because it can be changed into a prime (45474661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7242 + ... + 11974.

Almost surely, 2^45474664 is an apocalyptic number.

It is an amenable number.

45474664 is a deficient number, since it is larger than the sum of its proper divisors (39879356).

45474664 is a wasteful number, since it uses less digits than its factorization.

45474664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5940 (or 5936 counting only the distinct ones).

The product of its digits is 322560, while the sum is 40.

The square root of 45474664 is about 6743.4904908363. The cubic root of 45474664 is about 356.9355730651.

The spelling of 45474664 in words is "forty-five million, four hundred seventy-four thousand, six hundred sixty-four".