84716664 has 16 divisors (see below), whose sum is σ = 211791720. Its totient is φ = 28238880.

The previous prime is 84716663. The next prime is 84716683. The reversal of 84716664 is 46661748.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84716663) 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, 1764907 + ... + 1764954.

Almost surely, 2^84716664 is an apocalyptic number.

It is an amenable number.

84716664 is an abundant number, since it is smaller than the sum of its proper divisors (127075056).

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

84716664 is a wasteful number, since it uses less digits than its factorization.

84716664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3529870 (or 3529866 counting only the distinct ones).

The product of its digits is 193536, while the sum is 42.

The square root of 84716664 is about 9204.1655786932. The cubic root of 84716664 is about 439.1938821514.

The spelling of 84716664 in words is "eighty-four million, seven hundred sixteen thousand, six hundred sixty-four".