9965446 has 16 divisors (see below), whose sum is σ = 15667200. Its totient is φ = 4748040.

The previous prime is 9965413. The next prime is 9965447. The reversal of 9965446 is 6445699.

It is a happy number.

It is a super-2 number, since 2×9965446² = 198620227957832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9965447) 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, 2955 + ... + 5353.

It is an arithmetic number, because the mean of its divisors is an integer number (979200).

Almost surely, 2^9965446 is an apocalyptic number.

9965446 is a deficient number, since it is larger than the sum of its proper divisors (5701754).

9965446 is a wasteful number, since it uses less digits than its factorization.

9965446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2499.

The product of its digits is 233280, while the sum is 43.

The square root of 9965446 is about 3156.8094652671. The cubic root of 9965446 is about 215.1950348490.

The spelling of 9965446 in words is "nine million, nine hundred sixty-five thousand, four hundred forty-six".