84666836 has 12 divisors (see below), whose sum is σ = 149334528. Its totient is φ = 41999832.

The previous prime is 84666833. The next prime is 84666847. The reversal of 84666836 is 63866648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84666833) 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, 82826 + ... + 83841.

It is an arithmetic number, because the mean of its divisors is an integer number (12444544).

Almost surely, 2^84666836 is an apocalyptic number.

It is an amenable number.

84666836 is a deficient number, since it is larger than the sum of its proper divisors (64667692).

84666836 is a wasteful number, since it uses less digits than its factorization.

84666836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166798 (or 166796 counting only the distinct ones).

The product of its digits is 995328, while the sum is 47.

The square root of 84666836 is about 9201.4583626727. The cubic root of 84666836 is about 439.1077580302.

The spelling of 84666836 in words is "eighty-four million, six hundred sixty-six thousand, eight hundred thirty-six".