9917465 has 4 divisors (see below), whose sum is σ = 11900964. Its totient is φ = 7933968.

The previous prime is 9917447. The next prime is 9917471. The reversal of 9917465 is 5647199.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7573504 + 2343961 = 2752^2 + 1531^2 .

It is a cyclic number.

It is not a de Polignac number, because 9917465 - 2¹⁰ = 9916441 is a prime.

It is a super-2 number, since 2×9917465² = 196712224052450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 991742 + ... + 991751.

It is an arithmetic number, because the mean of its divisors is an integer number (2975241).

Almost surely, 2^9917465 is an apocalyptic number.

It is an amenable number.

9917465 is a deficient number, since it is larger than the sum of its proper divisors (1983499).

9917465 is a wasteful number, since it uses less digits than its factorization.

9917465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1983498.

The product of its digits is 68040, while the sum is 41.

The square root of 9917465 is about 3149.2006922392. The cubic root of 9917465 is about 214.8491099203.

The spelling of 9917465 in words is "nine million, nine hundred seventeen thousand, four hundred sixty-five".