45944868 has 24 divisors (see below), whose sum is σ = 107991072. Its totient is φ = 15202624.

The previous prime is 45944867. The next prime is 45944909. The reversal of 45944868 is 86844954.

It is a super-2 number, since 2×45944868² = 4221861791074848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45944867) 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, 12330 + ... + 15617.

It is an arithmetic number, because the mean of its divisors is an integer number (4499628).

Almost surely, 2^45944868 is an apocalyptic number.

It is an amenable number.

45944868 is an abundant number, since it is smaller than the sum of its proper divisors (62046204).

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

45944868 is a wasteful number, since it uses less digits than its factorization.

45944868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28091 (or 28089 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 48.

The square root of 45944868 is about 6778.2643796181. The cubic root of 45944868 is about 358.1615845170.

The spelling of 45944868 in words is "forty-five million, nine hundred forty-four thousand, eight hundred sixty-eight".