45737980 has 48 divisors (see below), whose sum is σ = 99066240. Its totient is φ = 17730368.

The previous prime is 45737971. The next prime is 45737999. The reversal of 45737980 is 8973754.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97707 + ... + 98173.

It is an arithmetic number, because the mean of its divisors is an integer number (2063880).

Almost surely, 2^45737980 is an apocalyptic number.

It is an amenable number.

45737980 is an abundant number, since it is smaller than the sum of its proper divisors (53328260).

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

45737980 is a wasteful number, since it uses less digits than its factorization.

45737980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618 (or 616 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 45737980 is about 6762.9860268967. The cubic root of 45737980 is about 357.6231795520.

The spelling of 45737980 in words is "forty-five million, seven hundred thirty-seven thousand, nine hundred eighty".