708424 has 16 divisors (see below), whose sum is σ = 1406700. Its totient is φ = 333312.

The previous prime is 708403. The next prime is 708437. The reversal of 708424 is 424807.

708424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 562500 + 145924 = 750^2 + 382^2 .

It is an Ulam number.

It is an unprimeable number.

708424 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2469 + ... + 2740.

2⁷⁰⁸⁴²⁴ is an apocalyptic number.

It is an amenable number.

708424 is a deficient number, since it is larger than the sum of its proper divisors (698276).

708424 is a wasteful number, since it uses less digits than its factorization.

708424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5232 (or 5228 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 708424 is about 841.6792738330. The cubic root of 708424 is about 89.1451572228.

The spelling of 708424 in words is "seven hundred eight thousand, four hundred twenty-four".