708722 has 32 divisors (see below), whose sum is σ = 1327104. Its totient is φ = 277200.

The previous prime is 708703. The next prime is 708733. The reversal of 708722 is 227807.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 708691 and 708700.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9947 + ... + 10017.

It is an arithmetic number, because the mean of its divisors is an integer number (41472).

2⁷⁰⁸⁷²² is an apocalyptic number.

708722 is a deficient number, since it is larger than the sum of its proper divisors (618382).

708722 is a wasteful number, since it uses less digits than its factorization.

708722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134.

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 708722 is about 841.8562822715. The cubic root of 708722 is about 89.1576551679.

The spelling of 708722 in words is "seven hundred eight thousand, seven hundred twenty-two".