9685257 has 12 divisors (see below), whose sum is σ = 13719216. Its totient is φ = 6076480.

The previous prime is 9685241. The next prime is 9685259. The reversal of 9685257 is 7525869.

It is not a de Polignac number, because 9685257 - 2⁴ = 9685241 is a prime.

9685257 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9685259) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4719 + ... + 6452.

It is an arithmetic number, because the mean of its divisors is an integer number (1143268).

Almost surely, 2^9685257 is an apocalyptic number.

It is an amenable number.

9685257 is a deficient number, since it is larger than the sum of its proper divisors (4033959).

9685257 is a wasteful number, since it uses less digits than its factorization.

9685257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11208 (or 11191 counting only the distinct ones).

The product of its digits is 151200, while the sum is 42.

The square root of 9685257 is about 3112.1145544469. The cubic root of 9685257 is about 213.1590207499.

The spelling of 9685257 in words is "nine million, six hundred eighty-five thousand, two hundred fifty-seven".