45557318 has 16 divisors (see below), whose sum is σ = 71156880. Its totient is φ = 21848736.

The previous prime is 45557299. The next prime is 45557341. The reversal of 45557318 is 81375554.

45557318 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 6605 + ... + 11607.

It is an arithmetic number, because the mean of its divisors is an integer number (4447305).

Almost surely, 2^45557318 is an apocalyptic number.

45557318 is a deficient number, since it is larger than the sum of its proper divisors (25599562).

45557318 is a wasteful number, since it uses less digits than its factorization.

45557318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5191.

The product of its digits is 84000, while the sum is 38.

The square root of 45557318 is about 6749.6161372333. The cubic root of 45557318 is about 357.1516955832.

The spelling of 45557318 in words is "forty-five million, five hundred fifty-seven thousand, three hundred eighteen".