709915617 has 8 divisors (see below), whose sum is σ = 1051726880. Its totient is φ = 473277060.

The previous prime is 709915603. The next prime is 709915643. The reversal of 709915617 is 716519907.

It is not a de Polignac number, because 709915617 - 2⁷ = 709915489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (709925617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13146559 + ... + 13146612.

It is an arithmetic number, because the mean of its divisors is an integer number (131465860).

Almost surely, 2^709915617 is an apocalyptic number.

It is an amenable number.

709915617 is a deficient number, since it is larger than the sum of its proper divisors (341811263).

709915617 is a wasteful number, since it uses less digits than its factorization.

709915617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26293180 (or 26293174 counting only the distinct ones).

The product of its (nonzero) digits is 119070, while the sum is 45.

The square root of 709915617 is about 26644.2417231191. The cubic root of 709915617 is about 892.0767967455.

The spelling of 709915617 in words is "seven hundred nine million, nine hundred fifteen thousand, six hundred seventeen".