45317738 has 16 divisors (see below), whose sum is σ = 69211584. Its totient is φ = 22249920.

The previous prime is 45317737. The next prime is 45317773. The reversal of 45317738 is 83771354.

It is not an unprimeable number, because it can be changed into a prime (45317737) 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, 47381 + ... + 48327.

It is an arithmetic number, because the mean of its divisors is an integer number (4325724).

Almost surely, 2^45317738 is an apocalyptic number.

45317738 is a deficient number, since it is larger than the sum of its proper divisors (23893846).

45317738 is a wasteful number, since it uses less digits than its factorization.

45317738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1357.

The product of its digits is 70560, while the sum is 38.

The square root of 45317738 is about 6731.8450665475. The cubic root of 45317738 is about 356.5245234775.

The spelling of 45317738 in words is "forty-five million, three hundred seventeen thousand, seven hundred thirty-eight".