709897197 has 16 divisors (see below), whose sum is σ = 958608000. Its totient is φ = 467241984.

The previous prime is 709897193. The next prime is 709897213. The reversal of 709897197 is 791798907.

709897197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 709897197 - 2² = 709897193 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (709897193) 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, 222429 + ... + 225597.

It is an arithmetic number, because the mean of its divisors is an integer number (59913000).

Almost surely, 2^709897197 is an apocalyptic number.

It is an amenable number.

709897197 is a deficient number, since it is larger than the sum of its proper divisors (248710803).

709897197 is a wasteful number, since it uses less digits than its factorization.

709897197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4100.

The product of its (nonzero) digits is 2000376, while the sum is 57.

The square root of 709897197 is about 26643.8960551943. The cubic root of 709897197 is about 892.0690811822.

The spelling of 709897197 in words is "seven hundred nine million, eight hundred ninety-seven thousand, one hundred ninety-seven".