45315672 has 32 divisors (see below), whose sum is σ = 113497200. Its totient is φ = 15077504.

The previous prime is 45315671. The next prime is 45315709. The reversal of 45315672 is 27651354.

It is a super-3 number, since 3×45315672³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45315671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14854 + ... + 17642.

Almost surely, 2^45315672 is an apocalyptic number.

It is an amenable number.

45315672 is an abundant number, since it is smaller than the sum of its proper divisors (68181528).

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

45315672 is a wasteful number, since it uses less digits than its factorization.

45315672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3475 (or 3471 counting only the distinct ones).

The product of its digits is 25200, while the sum is 33.

The square root of 45315672 is about 6731.6916150400. The cubic root of 45315672 is about 356.5191055043.

The spelling of 45315672 in words is "forty-five million, three hundred fifteen thousand, six hundred seventy-two".