45879147 has 6 divisors (see below), whose sum is σ = 66269892. Its totient is φ = 30586092.

The previous prime is 45879143. The next prime is 45879161. The reversal of 45879147 is 74197854.

It is a happy number.

It is not a de Polignac number, because 45879147 - 2² = 45879143 is a prime.

It is a super-2 number, since 2×45879147² = 4209792258895218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45879143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2548833 + ... + 2548850.

It is an arithmetic number, because the mean of its divisors is an integer number (11044982).

Almost surely, 2^45879147 is an apocalyptic number.

45879147 is a deficient number, since it is larger than the sum of its proper divisors (20390745).

45879147 is a wasteful number, since it uses less digits than its factorization.

45879147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5097689 (or 5097686 counting only the distinct ones).

The product of its digits is 282240, while the sum is 45.

The square root of 45879147 is about 6773.4147222800. The cubic root of 45879147 is about 357.9907277854.

The spelling of 45879147 in words is "forty-five million, eight hundred seventy-nine thousand, one hundred forty-seven".