84664 has 16 divisors (see below), whose sum is σ = 167400. Its totient is φ = 40032.

The previous prime is 84659. The next prime is 84673. The reversal of 84664 is 46648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127 + ... + 430.

2⁸⁴⁶⁶⁴ is an apocalyptic number.

It is an amenable number.

84664 is a deficient number, since it is larger than the sum of its proper divisors (82736).

84664 is a wasteful number, since it uses less digits than its factorization.

84664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582 (or 578 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 84664 is about 290.9707889119. The cubic root of 84664 is about 43.9102855192.

The spelling of 84664 in words is "eighty-four thousand, six hundred sixty-four".