84694656 has 32 divisors (see below), whose sum is σ = 224971200. Its totient is φ = 28231424.

The previous prime is 84694651. The next prime is 84694667. The reversal of 84694656 is 65649648.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (84694651) 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, 109896 + ... + 110663.

It is an arithmetic number, because the mean of its divisors is an integer number (7030350).

Almost surely, 2^84694656 is an apocalyptic number.

It is an amenable number.

84694656 is an abundant number, since it is smaller than the sum of its proper divisors (140276544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84694656 is a wasteful number, since it uses less digits than its factorization.

84694656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220576 (or 220564 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 48.

The square root of 84694656 is about 9202.9699554003. The cubic root of 84694656 is about 439.1558470682.

The spelling of 84694656 in words is "eighty-four million, six hundred ninety-four thousand, six hundred fifty-six".