9670391 has 8 divisors (see below), whose sum is σ = 10041024. Its totient is φ = 9306720.

The previous prime is 9670363. The next prime is 9670403. The reversal of 9670391 is 1930769.

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 9670391 - 2²² = 5476087 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 (9670321) 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, 1181 + ... + 4553.

It is an arithmetic number, because the mean of its divisors is an integer number (1255128).

Almost surely, 2^9670391 is an apocalyptic number.

9670391 is a deficient number, since it is larger than the sum of its proper divisors (370633).

9670391 is a wasteful number, since it uses less digits than its factorization.

9670391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3481.

The product of its (nonzero) digits is 10206, while the sum is 35.

The square root of 9670391 is about 3109.7252290194. The cubic root of 9670391 is about 213.0499049163.

The spelling of 9670391 in words is "nine million, six hundred seventy thousand, three hundred ninety-one".