84606864 has 40 divisors (see below), whose sum is σ = 224479680. Its totient is φ = 27439488.

The previous prime is 84606853. The next prime is 84606877. The reversal of 84606864 is 46860648.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22044 + ... + 25595.

It is an arithmetic number, because the mean of its divisors is an integer number (5611992).

Almost surely, 2^84606864 is an apocalyptic number.

It is an amenable number.

84606864 is an abundant number, since it is smaller than the sum of its proper divisors (139872816).

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

84606864 is a wasteful number, since it uses less digits than its factorization.

84606864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47687 (or 47681 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The square root of 84606864 is about 9198.1989541431. The cubic root of 84606864 is about 439.0040559121.

The spelling of 84606864 in words is "eighty-four million, six hundred six thousand, eight hundred sixty-four".