45636672 has 28 divisors (see below), whose sum is σ = 120747536. Its totient is φ = 15212160.

The previous prime is 45636667. The next prime is 45636673. The reversal of 45636672 is 27663654.

It is a self number, because there is not a number n which added to its sum of digits gives 45636672.

It is not an unprimeable number, because it can be changed into a prime (45636673) 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, 118654 + ... + 119037.

It is an arithmetic number, because the mean of its divisors is an integer number (4312412).

Almost surely, 2^45636672 is an apocalyptic number.

It is an amenable number.

45636672 is an abundant number, since it is smaller than the sum of its proper divisors (75110864).

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

45636672 is a wasteful number, since it uses less digits than its factorization.

45636672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237706 (or 237696 counting only the distinct ones).

The product of its digits is 181440, while the sum is 39.

The square root of 45636672 is about 6755.4919880050. The cubic root of 45636672 is about 357.3589434876.

It can be divided in two parts, 456 and 36672, that added together give a triangular number (37128 = T₂₇₂).

The spelling of 45636672 in words is "forty-five million, six hundred thirty-six thousand, six hundred seventy-two".