45008558 has 12 divisors (see below), whose sum is σ = 78535512. Its totient is φ = 19289340.

The previous prime is 45008543. The next prime is 45008581. The reversal of 45008558 is 85580054.

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 5 ways as a sum of consecutive naturals, for example, 229538 + ... + 229733.

It is an arithmetic number, because the mean of its divisors is an integer number (6544626).

Almost surely, 2^45008558 is an apocalyptic number.

45008558 is a deficient number, since it is larger than the sum of its proper divisors (33526954).

45008558 is a wasteful number, since it uses less digits than its factorization.

45008558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459287 (or 459280 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 35.

The square root of 45008558 is about 6708.8417778332. The cubic root of 45008558 is about 355.7118770886.

The spelling of 45008558 in words is "forty-five million, eight thousand, five hundred fifty-eight".