9689849 has 8 divisors (see below), whose sum is σ = 10657920. Its totient is φ = 8753616.

The previous prime is 9689767. The next prime is 9689891. The reversal of 9689849 is 9489869.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9689849 - 2⁸ = 9689593 is a prime.

It is a zygodrome in base 5.

It is a self number, because there is not a number n which added to its sum of digits gives 9689849.

It is not an unprimeable number, because it can be changed into a prime (9689149) 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, 7319 + ... + 8540.

It is an arithmetic number, because the mean of its divisors is an integer number (1332240).

Almost surely, 2^9689849 is an apocalyptic number.

It is an amenable number.

9689849 is a deficient number, since it is larger than the sum of its proper divisors (968071).

9689849 is a wasteful number, since it uses less digits than its factorization.

9689849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15919.

The product of its digits is 1119744, while the sum is 53.

The square root of 9689849 is about 3112.8522290658. The cubic root of 9689849 is about 213.1927032692.

The spelling of 9689849 in words is "nine million, six hundred eighty-nine thousand, eight hundred forty-nine".