708703889 has 2 divisors, whose sum is σ = 708703890. Its totient is φ = 708703888.

The previous prime is 708703861. The next prime is 708703909. The reversal of 708703889 is 988307807.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 462465025 + 246238864 = 21505^2 + 15692^2 .

It is a cyclic number.

It is not a de Polignac number, because 708703889 - 2²⁰ = 707655313 is a prime.

It is a super-2 number, since 2×708703889² = 1004522404567448642, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (708703829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354351944 + 354351945.

It is an arithmetic number, because the mean of its divisors is an integer number (354351945).

Almost surely, 2^708703889 is an apocalyptic number.

It is an amenable number.

708703889 is a deficient number, since it is larger than the sum of its proper divisors (1).

708703889 is an equidigital number, since it uses as much as digits as its factorization.

708703889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 50.

The square root of 708703889 is about 26621.4929896879. The cubic root of 708703889 is about 891.5689570323.

The spelling of 708703889 in words is "seven hundred eight million, seven hundred three thousand, eight hundred eighty-nine".