708978 has 8 divisors (see below), whose sum is σ = 1417968. Its totient is φ = 236324.

The previous prime is 708959. The next prime is 708979. The reversal of 708978 is 879807.

708978 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

708978 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (708979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59076 + ... + 59087.

It is an arithmetic number, because the mean of its divisors is an integer number (177246).

2⁷⁰⁸⁹⁷⁸ is an apocalyptic number.

708978 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

708978 is a wasteful number, since it uses less digits than its factorization.

708978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118168.

The product of its (nonzero) digits is 28224, while the sum is 39.

The square root of 708978 is about 842.0083134982. The cubic root of 708978 is about 89.1683888605.

The spelling of 708978 in words is "seven hundred eight thousand, nine hundred seventy-eight".