45418218 has 8 divisors (see below), whose sum is σ = 90836448. Its totient is φ = 15139404.

The previous prime is 45418211. The next prime is 45418249. The reversal of 45418218 is 81281454.

45418218 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.

45418218 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (45418211) by changing a digit.

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, 3784846 + ... + 3784857.

It is an arithmetic number, because the mean of its divisors is an integer number (11354556).

Almost surely, 2^45418218 is an apocalyptic number.

45418218 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45418218 is a wasteful number, since it uses less digits than its factorization.

45418218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7569708.

The product of its digits is 10240, while the sum is 33.

The square root of 45418218 is about 6739.3039699957. The cubic root of 45418218 is about 356.7878283249.

The spelling of 45418218 in words is "forty-five million, four hundred eighteen thousand, two hundred eighteen".