45185968 has 10 divisors (see below), whose sum is σ = 87547844. Its totient is φ = 22592976.

The previous prime is 45185963. The next prime is 45185989. The reversal of 45185968 is 86958154.

It is not an unprimeable number, because it can be changed into a prime (45185963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1412046 + ... + 1412077.

Almost surely, 2^45185968 is an apocalyptic number.

It is an amenable number.

45185968 is a deficient number, since it is larger than the sum of its proper divisors (42361876).

45185968 is a wasteful number, since it uses less digits than its factorization.

45185968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2824131 (or 2824125 counting only the distinct ones).

The product of its digits is 345600, while the sum is 46.

The square root of 45185968 is about 6722.0508775224. The cubic root of 45185968 is about 356.1786335755.

The spelling of 45185968 in words is "forty-five million, one hundred eighty-five thousand, nine hundred sixty-eight".