45441318 has 32 divisors (see below), whose sum is σ = 101253600. Its totient is φ = 13499136.

The previous prime is 45441313. The next prime is 45441359. The reversal of 45441318 is 81314454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45441311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7783 + ... + 12306.

It is an arithmetic number, because the mean of its divisors is an integer number (3164175).

Almost surely, 2^45441318 is an apocalyptic number.

45441318 is an abundant number, since it is smaller than the sum of its proper divisors (55812282).

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

45441318 is a wasteful number, since it uses less digits than its factorization.

45441318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20136.

The product of its digits is 7680, while the sum is 30.

The square root of 45441318 is about 6741.0175789713. The cubic root of 45441318 is about 356.8483062734.

The spelling of 45441318 in words is "forty-five million, four hundred forty-one thousand, three hundred eighteen".