45685736 has 16 divisors (see below), whose sum is σ = 86835300. Its totient is φ = 22529664.

The previous prime is 45685733. The next prime is 45685741. The reversal of 45685736 is 63758654.

It can be written as a sum of positive squares in 2 ways, for example, as 44488900 + 1196836 = 6670^2 + 1094^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (45685733) 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, 38531 + ... + 39698.

Almost surely, 2^45685736 is an apocalyptic number.

It is an amenable number.

45685736 is a deficient number, since it is larger than the sum of its proper divisors (41149564).

45685736 is a wasteful number, since it uses less digits than its factorization.

45685736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78308 (or 78304 counting only the distinct ones).

The product of its digits is 604800, while the sum is 44.

The square root of 45685736 is about 6759.1224282447. The cubic root of 45685736 is about 357.4869631903.

The spelling of 45685736 in words is "forty-five million, six hundred eighty-five thousand, seven hundred thirty-six".