9669946 has 16 divisors (see below), whose sum is σ = 17041248. Its totient is φ = 4057200.

The previous prime is 9669941. The next prime is 9669953. The reversal of 9669946 is 6499669.

It is a happy number.

9669946 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 9669946.

It is not an unprimeable number, because it can be changed into a prime (9669941) 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, 16620 + ... + 17191.

It is an arithmetic number, because the mean of its divisors is an integer number (1065078).

Almost surely, 2^9669946 is an apocalyptic number.

9669946 is a deficient number, since it is larger than the sum of its proper divisors (7371302).

9669946 is a wasteful number, since it uses less digits than its factorization.

9669946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33837.

The product of its digits is 629856, while the sum is 49.

The square root of 9669946 is about 3109.6536784665. The cubic root of 9669946 is about 213.0466369112.

The spelling of 9669946 in words is "nine million, six hundred sixty-nine thousand, nine hundred forty-six".