708407984 has 20 divisors (see below), whose sum is σ = 1381756800. Its totient is φ = 351825600.

The previous prime is 708407983. The next prime is 708407993. The reversal of 708407984 is 489704807.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (708407983) 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, 146192 + ... + 150959.

It is an arithmetic number, because the mean of its divisors is an integer number (69087840).

Almost surely, 2^708407984 is an apocalyptic number.

It is an amenable number.

708407984 is a deficient number, since it is larger than the sum of its proper divisors (673348816).

708407984 is a wasteful number, since it uses less digits than its factorization.

708407984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297308 (or 297302 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 47.

The square root of 708407984 is about 26615.9347759946. The cubic root of 708407984 is about 891.4448542195. Note that the first 3 decimals are identical.

The spelling of 708407984 in words is "seven hundred eight million, four hundred seven thousand, nine hundred eighty-four".