708668 has 6 divisors (see below), whose sum is σ = 1240176. Its totient is φ = 354332.

The previous prime is 708667. The next prime is 708689. The reversal of 708668 is 866807.

It is an Ulam number.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (708667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88580 + ... + 88587.

It is an arithmetic number, because the mean of its divisors is an integer number (206696).

2⁷⁰⁸⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

708668 is a deficient number, since it is larger than the sum of its proper divisors (531508).

708668 is a wasteful number, since it uses less digits than its factorization.

708668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177171 (or 177169 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 708668 is about 841.8242096780. The cubic root of 708668 is about 89.1553906996.

The spelling of 708668 in words is "seven hundred eight thousand, six hundred sixty-eight".