9969965 has 8 divisors (see below), whose sum is σ = 12593760. Its totient is φ = 7556112.

The previous prime is 9969959. The next prime is 9970001. The reversal of 9969965 is 5699699.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9969965 - 2⁸ = 9969709 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52379 + ... + 52568.

It is an arithmetic number, because the mean of its divisors is an integer number (1574220).

Almost surely, 2^9969965 is an apocalyptic number.

9969965 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

9969965 is a deficient number, since it is larger than the sum of its proper divisors (2623795).

9969965 is a wasteful number, since it uses less digits than its factorization.

9969965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104971.

The product of its digits is 1180980, while the sum is 53.

The square root of 9969965 is about 3157.5251384589. The cubic root of 9969965 is about 215.2275578760.

The spelling of 9969965 in words is "nine million, nine hundred sixty-nine thousand, nine hundred sixty-five".