708402 has 16 divisors (see below), whose sum is σ = 1455552. Its totient is φ = 229680.

The previous prime is 708371. The next prime is 708403. The reversal of 708402 is 204807.

It is a happy number.

It is an Ulam number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 708402.

It is not an unprimeable number, because it can be changed into a prime (708403) by changing a digit.

708402 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 (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1374 + ... + 1817.

It is an arithmetic number, because the mean of its divisors is an integer number (90972).

2⁷⁰⁸⁴⁰² is an apocalyptic number.

708402 is an abundant number, since it is smaller than the sum of its proper divisors (747150).

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

708402 is a wasteful number, since it uses less digits than its factorization.

708402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3233.

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 708402 is about 841.6662046203. Note that the first 3 decimals coincide. The cubic root of 708402 is about 89.1442344168.

The spelling of 708402 in words is "seven hundred eight thousand, four hundred two".