708278 has 4 divisors (see below), whose sum is σ = 1062420. Its totient is φ = 354138.

The previous prime is 708269. The next prime is 708283. The reversal of 708278 is 872807.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 872807 = 13 ⋅67139.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177068 + ... + 177071.

It is an arithmetic number, because the mean of its divisors is an integer number (265605).

2⁷⁰⁸²⁷⁸ is an apocalyptic number.

708278 is a deficient number, since it is larger than the sum of its proper divisors (354142).

708278 is a wasteful number, since it uses less digits than its factorization.

708278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354141.

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

The square root of 708278 is about 841.5925379897. The cubic root of 708278 is about 89.1390327893.

The spelling of 708278 in words is "seven hundred eight thousand, two hundred seventy-eight".