45428418 has 32 divisors (see below), whose sum is σ = 115374720. Its totient is φ = 12979440.

The previous prime is 45428417. The next prime is 45428419. The reversal of 45428418 is 81482454.

45428418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (45428417) and next prime (45428419).

It is not an unprimeable number, because it can be changed into a prime (45428417) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 59713 + ... + 60468.

It is an arithmetic number, because the mean of its divisors is an integer number (3605460).

Almost surely, 2^45428418 is an apocalyptic number.

45428418 is an abundant number, since it is smaller than the sum of its proper divisors (69946302).

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

45428418 is a wasteful number, since it uses less digits than its factorization.

45428418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120199 (or 120193 counting only the distinct ones).

The product of its digits is 40960, while the sum is 36.

The square root of 45428418 is about 6740.0606822194. The cubic root of 45428418 is about 356.8145354013.

The spelling of 45428418 in words is "forty-five million, four hundred twenty-eight thousand, four hundred eighteen".