84156164 has 12 divisors (see below), whose sum is σ = 147923664. Its totient is φ = 41892264.

The previous prime is 84156161. The next prime is 84156181. The reversal of 84156164 is 46165148.

It is not an unprimeable number, because it can be changed into a prime (84156161) 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, 45434 + ... + 47249.

It is an arithmetic number, because the mean of its divisors is an integer number (12326972).

Almost surely, 2^84156164 is an apocalyptic number.

It is an amenable number.

84156164 is a deficient number, since it is larger than the sum of its proper divisors (63767500).

84156164 is a wasteful number, since it uses less digits than its factorization.

84156164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92914 (or 92912 counting only the distinct ones).

The product of its digits is 23040, while the sum is 35.

The square root of 84156164 is about 9173.6668786260. Note that the first 3 decimals coincide. The cubic root of 84156164 is about 438.2231440832.

The spelling of 84156164 in words is "eighty-four million, one hundred fifty-six thousand, one hundred sixty-four".