45889940 has 24 divisors (see below), whose sum is σ = 101441760. Its totient is φ = 17389728.

The previous prime is 45889937. The next prime is 45889967. The reversal of 45889940 is 4998854.

45889940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60002 + ... + 60761.

It is an arithmetic number, because the mean of its divisors is an integer number (4226740).

Almost surely, 2^45889940 is an apocalyptic number.

It is an amenable number.

45889940 is an abundant number, since it is smaller than the sum of its proper divisors (55551820).

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

45889940 is a wasteful number, since it uses less digits than its factorization.

45889940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120791 (or 120789 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 47.

The square root of 45889940 is about 6774.2113932177. The cubic root of 45889940 is about 358.0187978436.

The spelling of 45889940 in words is "forty-five million, eight hundred eighty-nine thousand, nine hundred forty".