45745868 has 24 divisors (see below), whose sum is σ = 92784384. Its totient is φ = 19328400.

The previous prime is 45745867. The next prime is 45745877. The reversal of 45745868 is 86854754.

It is not an unprimeable number, because it can be changed into a prime (45745867) 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, 9518 + ... + 13493.

It is an arithmetic number, because the mean of its divisors is an integer number (3866016).

Almost surely, 2^45745868 is an apocalyptic number.

It is an amenable number.

45745868 is an abundant number, since it is smaller than the sum of its proper divisors (47038516).

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

45745868 is a wasteful number, since it uses less digits than its factorization.

45745868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23093 (or 23091 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 47.

The square root of 45745868 is about 6763.5691761081. The cubic root of 45745868 is about 357.6437370077.

The spelling of 45745868 in words is "forty-five million, seven hundred forty-five thousand, eight hundred sixty-eight".