9631965 has 16 divisors (see below), whose sum is σ = 17612928. Its totient is φ = 4403136.

The previous prime is 9631913. The next prime is 9631991. The reversal of 9631965 is 5691369.

It is not a de Polignac number, because 9631965 - 2⁸ = 9631709 is a prime.

It is a super-2 number, since 2×9631965² = 185549499522450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45762 + ... + 45971.

It is an arithmetic number, because the mean of its divisors is an integer number (1100808).

Almost surely, 2^9631965 is an apocalyptic number.

It is an amenable number.

9631965 is a deficient number, since it is larger than the sum of its proper divisors (7980963).

9631965 is a wasteful number, since it uses less digits than its factorization.

9631965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91748.

The product of its digits is 43740, while the sum is 39.

The square root of 9631965 is about 3103.5407198875. The cubic root of 9631965 is about 212.7673405722.

The spelling of 9631965 in words is "nine million, six hundred thirty-one thousand, nine hundred sixty-five".