45013338 has 12 divisors (see below), whose sum is σ = 97528938. Its totient is φ = 15004440.

The previous prime is 45013327. The next prime is 45013363. The reversal of 45013338 is 83331054.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 43917129 + 1096209 = 6627^2 + 1047^2 .

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1250353 + ... + 1250388.

Almost surely, 2^45013338 is an apocalyptic number.

45013338 is an abundant number, since it is smaller than the sum of its proper divisors (52515600).

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

45013338 is a wasteful number, since it uses less digits than its factorization.

45013338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500749 (or 2500746 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 45013338 is about 6709.1980146661. The cubic root of 45013338 is about 355.7244690834.

The spelling of 45013338 in words is "forty-five million, thirteen thousand, three hundred thirty-eight".