84653684 has 24 divisors (see below), whose sum is σ = 156662016. Its totient is φ = 39960000.

The previous prime is 84653677. The next prime is 84653689. The reversal of 84653684 is 48635648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84653689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3242 + ... + 13409.

It is an arithmetic number, because the mean of its divisors is an integer number (6527584).

Almost surely, 2^84653684 is an apocalyptic number.

It is an amenable number.

84653684 is a deficient number, since it is larger than the sum of its proper divisors (72008332).

84653684 is a wasteful number, since it uses less digits than its factorization.

84653684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16727 (or 16725 counting only the distinct ones).

The product of its digits is 552960, while the sum is 44.

The square root of 84653684 is about 9200.7436655957. The cubic root of 84653684 is about 439.0850201060.

The spelling of 84653684 in words is "eighty-four million, six hundred fifty-three thousand, six hundred eighty-four".