45839980 has 12 divisors (see below), whose sum is σ = 96264000. Its totient is φ = 18335984.

The previous prime is 45839957. The next prime is 45840013. The reversal of 45839980 is 8993854.

It is a self number, because there is not a number n which added to its sum of digits gives 45839980.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1145980 + ... + 1146019.

It is an arithmetic number, because the mean of its divisors is an integer number (8022000).

Almost surely, 2^45839980 is an apocalyptic number.

It is an amenable number.

45839980 is an abundant number, since it is smaller than the sum of its proper divisors (50424020).

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

45839980 is a wasteful number, since it uses less digits than its factorization.

45839980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2292008 (or 2292006 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 45839980 is about 6770.5228749337. The cubic root of 45839980 is about 357.8888266264. Note that the first 4 decimals are identical.

The spelling of 45839980 in words is "forty-five million, eight hundred thirty-nine thousand, nine hundred eighty".