9946691 has 4 divisors (see below), whose sum is σ = 10267584. Its totient is φ = 9625800.

The previous prime is 9946661. The next prime is 9946733. The reversal of 9946691 is 1966499.

9946691 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 9946691 - 2¹⁰ = 9945667 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 (9946661) 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, 160400 + ... + 160461.

It is an arithmetic number, because the mean of its divisors is an integer number (2566896).

Almost surely, 2^9946691 is an apocalyptic number.

9946691 is a deficient number, since it is larger than the sum of its proper divisors (320893).

9946691 is a wasteful number, since it uses less digits than its factorization.

9946691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320892.

The product of its digits is 104976, while the sum is 44.

The square root of 9946691 is about 3153.8375037405. The cubic root of 9946691 is about 215.0599508317.

The spelling of 9946691 in words is "nine million, nine hundred forty-six thousand, six hundred ninety-one".