9396691 has 4 divisors (see below), whose sum is σ = 9433512. Its totient is φ = 9359872.

The previous prime is 9396619. The next prime is 9396701. The reversal of 9396691 is 1966939.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1966939 = 13 ⋅151303.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9396691 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9396091) 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 3 ways as a sum of consecutive naturals, for example, 18025 + ... + 18538.

It is an arithmetic number, because the mean of its divisors is an integer number (2358378).

Almost surely, 2^9396691 is an apocalyptic number.

9396691 is a deficient number, since it is larger than the sum of its proper divisors (36821).

9396691 is a wasteful number, since it uses less digits than its factorization.

9396691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36820.

The product of its digits is 78732, while the sum is 43.

The square root of 9396691 is about 3065.4022574533. The cubic root of 9396691 is about 211.0206623821.

The spelling of 9396691 in words is "nine million, three hundred ninety-six thousand, six hundred ninety-one".