708398899 has 32 divisors (see below), whose sum is σ = 812528640. Its totient is φ = 613170432.

The previous prime is 708398851. The next prime is 708398903. The reversal of 708398899 is 998893807.

It is a cyclic number.

It is not a de Polignac number, because 708398899 - 2⁹ = 708398387 is a prime.

It is a super-3 number, since 3×708398899³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (708393899) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1549879 + ... + 1550335.

It is an arithmetic number, because the mean of its divisors is an integer number (25391520).

Almost surely, 2^708398899 is an apocalyptic number.

708398899 is a deficient number, since it is larger than the sum of its proper divisors (104129741).

708398899 is a wasteful number, since it uses less digits than its factorization.

708398899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619.

The product of its (nonzero) digits is 7838208, while the sum is 61.

The square root of 708398899 is about 26615.7641070100. The cubic root of 708398899 is about 891.4410434159.

The spelling of 708398899 in words is "seven hundred eight million, three hundred ninety-eight thousand, eight hundred ninety-nine".