45624664 has 16 divisors (see below), whose sum is σ = 85618800. Its totient is φ = 22792992.

The previous prime is 45624661. The next prime is 45624673. The reversal of 45624664 is 46642654.

It is a super-2 number, since 2×45624664² = 4163219930225792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45624661) 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, 14914 + ... + 17710.

It is an arithmetic number, because the mean of its divisors is an integer number (5351175).

Almost surely, 2^45624664 is an apocalyptic number.

It is an amenable number.

45624664 is a deficient number, since it is larger than the sum of its proper divisors (39994136).

45624664 is a wasteful number, since it uses less digits than its factorization.

45624664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4842 (or 4838 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

The square root of 45624664 is about 6754.6031711715. The cubic root of 45624664 is about 357.3275977706.

The spelling of 45624664 in words is "forty-five million, six hundred twenty-four thousand, six hundred sixty-four".