708400863 has 16 divisors (see below), whose sum is σ = 1111217760. Its totient is φ = 444486528.

The previous prime is 708400843. The next prime is 708400909. The reversal of 708400863 is 368004807.

It is not a de Polignac number, because 708400863 - 2⁵ = 708400831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (708400813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 771220 + ... + 772137.

It is an arithmetic number, because the mean of its divisors is an integer number (69451110).

Almost surely, 2^708400863 is an apocalyptic number.

708400863 is a deficient number, since it is larger than the sum of its proper divisors (402816897).

708400863 is a wasteful number, since it uses less digits than its factorization.

708400863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1543383 (or 1543377 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 708400863 is about 26615.8010024121. The cubic root of 708400863 is about 891.4418672401.

The spelling of 708400863 in words is "seven hundred eight million, four hundred thousand, eight hundred sixty-three".