9799657 has 12 divisors (see below), whose sum is σ = 11667216. Its totient is φ = 8202600.

The previous prime is 9799613. The next prime is 9799661. The reversal of 9799657 is 7569979.

It is not a de Polignac number, because 9799657 - 2⁷ = 9799529 is a prime.

It is a Duffinian number.

9799657 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9799607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219 + ... + 4432.

It is an arithmetic number, because the mean of its divisors is an integer number (972268).

Almost surely, 2^9799657 is an apocalyptic number.

It is an amenable number.

9799657 is a deficient number, since it is larger than the sum of its proper divisors (1867559).

9799657 is a wasteful number, since it uses less digits than its factorization.

9799657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4708 (or 4701 counting only the distinct ones).

The product of its digits is 1071630, while the sum is 52.

The square root of 9799657 is about 3130.4403843549. The cubic root of 9799657 is about 213.9949994464.

The spelling of 9799657 in words is "nine million, seven hundred ninety-nine thousand, six hundred fifty-seven".