45166625 has 32 divisors (see below), whose sum is σ = 66044160. Its totient is φ = 30192000.

The previous prime is 45166619. The next prime is 45166669. The reversal of 45166625 is 52666154.

It is not a de Polignac number, because 45166625 - 2¹⁸ = 44904481 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35246 + ... + 36504.

It is an arithmetic number, because the mean of its divisors is an integer number (2063880).

Almost surely, 2^45166625 is an apocalyptic number.

It is an amenable number.

45166625 is a deficient number, since it is larger than the sum of its proper divisors (20877535).

45166625 is a wasteful number, since it uses less digits than its factorization.

45166625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322 (or 1312 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 45166625 is about 6720.6119513032. The cubic root of 45166625 is about 356.1278025548.

It can be divided in two parts, 451 and 66625, that added together give a palindrome (67076).

The spelling of 45166625 in words is "forty-five million, one hundred sixty-six thousand, six hundred twenty-five".