45742118 has 8 divisors (see below), whose sum is σ = 68861712. Its totient is φ = 22788216.

The previous prime is 45742117. The next prime is 45742129. The reversal of 45742118 is 81124754.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45742111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40730 + ... + 41837.

It is an arithmetic number, because the mean of its divisors is an integer number (8607714).

Almost surely, 2^45742118 is an apocalyptic number.

45742118 is a deficient number, since it is larger than the sum of its proper divisors (23119594).

45742118 is a wasteful number, since it uses less digits than its factorization.

45742118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82846.

The product of its digits is 8960, while the sum is 32.

The square root of 45742118 is about 6763.2919499309. The cubic root of 45742118 is about 357.6339641712.

The spelling of 45742118 in words is "forty-five million, seven hundred forty-two thousand, one hundred eighteen".