45856172 has 24 divisors (see below), whose sum is σ = 83432496. Its totient is φ = 22033728.

The previous prime is 45856171. The next prime is 45856193. The reversal of 45856172 is 27165854.

It is not an unprimeable number, because it can be changed into a prime (45856171) 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, 10418 + ... + 14150.

It is an arithmetic number, because the mean of its divisors is an integer number (3476354).

Almost surely, 2^45856172 is an apocalyptic number.

It is an amenable number.

45856172 is a deficient number, since it is larger than the sum of its proper divisors (37576324).

45856172 is a wasteful number, since it uses less digits than its factorization.

45856172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3857 (or 3855 counting only the distinct ones).

The product of its digits is 67200, while the sum is 38.

The square root of 45856172 is about 6771.7185411090. The cubic root of 45856172 is about 357.9309605432.

The spelling of 45856172 in words is "forty-five million, eight hundred fifty-six thousand, one hundred seventy-two".