45727434 has 12 divisors (see below), whose sum is σ = 99076146. Its totient is φ = 15242472.

The previous prime is 45727417. The next prime is 45727441. The reversal of 45727434 is 43472754.

It can be written as a sum of positive squares in only one way, i.e., 37859409 + 7868025 = 6153^2 + 2805^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1270189 + ... + 1270224.

Almost surely, 2^45727434 is an apocalyptic number.

45727434 is an abundant number, since it is smaller than the sum of its proper divisors (53348712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45727434 is a wasteful number, since it uses less digits than its factorization.

45727434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2540421 (or 2540418 counting only the distinct ones).

The product of its digits is 94080, while the sum is 36.

The square root of 45727434 is about 6762.2062967644. The cubic root of 45727434 is about 357.5956912082.

The spelling of 45727434 in words is "forty-five million, seven hundred twenty-seven thousand, four hundred thirty-four".