45085998 has 16 divisors (see below), whose sum is σ = 90297936. Its totient is φ = 15007680.

The previous prime is 45085979. The next prime is 45086047. The reversal of 45085998 is 89958054.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223 + ... + 9498.

It is an arithmetic number, because the mean of its divisors is an integer number (5643621).

Almost surely, 2^45085998 is an apocalyptic number.

45085998 is an abundant number, since it is smaller than the sum of its proper divisors (45211938).

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

45085998 is a wasteful number, since it uses less digits than its factorization.

45085998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10499.

The product of its (nonzero) digits is 518400, while the sum is 48.

The square root of 45085998 is about 6714.6107854439. The cubic root of 45085998 is about 355.9157682720.

The spelling of 45085998 in words is "forty-five million, eighty-five thousand, nine hundred ninety-eight".