708872 has 8 divisors (see below), whose sum is σ = 1329150. Its totient is φ = 354432.

The previous prime is 708859. The next prime is 708893. The reversal of 708872 is 278807.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 401956 + 306916 = 634^2 + 554^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

708872 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44297 + ... + 44312.

2⁷⁰⁸⁸⁷² is an apocalyptic number.

It is an amenable number.

708872 is a deficient number, since it is larger than the sum of its proper divisors (620278).

708872 is a wasteful number, since it uses less digits than its factorization.

708872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88615 (or 88611 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 32.

The square root of 708872 is about 841.9453663986. The cubic root of 708872 is about 89.1639447544.

The spelling of 708872 in words is "seven hundred eight thousand, eight hundred seventy-two".