706664 has 16 divisors (see below), whose sum is σ = 1514400. Its totient is φ = 302832.

The previous prime is 706661. The next prime is 706669. The reversal of 706664 is 466607.

It is not an unprimeable number, because it can be changed into a prime (706661) 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, 6254 + ... + 6365.

It is an arithmetic number, because the mean of its divisors is an integer number (94650).

2⁷⁰⁶⁶⁶⁴ is an apocalyptic number.

It is an amenable number.

706664 is an abundant number, since it is smaller than the sum of its proper divisors (807736).

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

706664 is a wasteful number, since it uses less digits than its factorization.

706664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12632 (or 12628 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 706664 is about 840.6330947566. The cubic root of 706664 is about 89.0712722867.

The spelling of 706664 in words is "seven hundred six thousand, six hundred sixty-four".