45554218 has 8 divisors (see below), whose sum is σ = 69154848. Its totient is φ = 22502604.

The previous prime is 45554161. The next prime is 45554279. The reversal of 45554218 is 81245554.

It is a happy number.

45554218 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 137046 + ... + 137377.

It is an arithmetic number, because the mean of its divisors is an integer number (8644356).

Almost surely, 2^45554218 is an apocalyptic number.

45554218 is a deficient number, since it is larger than the sum of its proper divisors (23600630).

45554218 is a wasteful number, since it uses less digits than its factorization.

45554218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274508.

The product of its digits is 32000, while the sum is 34.

The square root of 45554218 is about 6749.3864906375. The cubic root of 45554218 is about 357.1435944670.

The spelling of 45554218 in words is "forty-five million, five hundred fifty-four thousand, two hundred eighteen".