9670999 has 4 divisors (see below), whose sum is σ = 10414936. Its totient is φ = 8927064.

The previous prime is 9670993. The next prime is 9671021. The reversal of 9670999 is 9990769.

It is a happy number.

9670999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9670999 - 2¹⁵ = 9638231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9670993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371949 + ... + 371974.

It is an arithmetic number, because the mean of its divisors is an integer number (2603734).

Almost surely, 2^9670999 is an apocalyptic number.

9670999 is a deficient number, since it is larger than the sum of its proper divisors (743937).

9670999 is a wasteful number, since it uses less digits than its factorization.

9670999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743936.

The product of its (nonzero) digits is 275562, while the sum is 49.

The square root of 9670999 is about 3109.8229853160. The cubic root of 9670999 is about 213.0543698040.

The spelling of 9670999 in words is "nine million, six hundred seventy thousand, nine hundred ninety-nine".