84138116 has 12 divisors (see below), whose sum is σ = 147680988. Its totient is φ = 41943552.

The previous prime is 84138101. The next prime is 84138181. The reversal of 84138116 is 61183148.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8099716 + 76038400 = 2846^2 + 8720^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29861 + ... + 32556.

It is an arithmetic number, because the mean of its divisors is an integer number (12306749).

Almost surely, 2^84138116 is an apocalyptic number.

It is an amenable number.

84138116 is a deficient number, since it is larger than the sum of its proper divisors (63542872).

84138116 is a wasteful number, since it uses less digits than its factorization.

84138116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62758 (or 62756 counting only the distinct ones).

The product of its digits is 4608, while the sum is 32.

The square root of 84138116 is about 9172.6831407173. The cubic root of 84138116 is about 438.1918149590.

The spelling of 84138116 in words is "eighty-four million, one hundred thirty-eight thousand, one hundred sixteen".