45550258 has 48 divisors (see below), whose sum is σ = 81418176. Its totient is φ = 18960480.

The previous prime is 45550249. The next prime is 45550261. The reversal of 45550258 is 85205554.

45550258 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 23 ways as a sum of consecutive naturals, for example, 215773 + ... + 215983.

It is an arithmetic number, because the mean of its divisors is an integer number (1696212).

Almost surely, 2^45550258 is an apocalyptic number.

45550258 is a deficient number, since it is larger than the sum of its proper divisors (35867918).

45550258 is a wasteful number, since it uses less digits than its factorization.

45550258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287 (or 268 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

The square root of 45550258 is about 6749.0931242649. The cubic root of 45550258 is about 357.1332454099.

The spelling of 45550258 in words is "forty-five million, five hundred fifty thousand, two hundred fifty-eight".