9964605 has 32 divisors (see below), whose sum is σ = 18653184. Its totient is φ = 4447296.

The previous prime is 9964597. The next prime is 9964613. The reversal of 9964605 is 5064699.

It is an interprime number because it is at equal distance from previous prime (9964597) and next prime (9964613).

It is not a de Polignac number, because 9964605 - 2³ = 9964597 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3412 + ... + 5618.

It is an arithmetic number, because the mean of its divisors is an integer number (582912).

Almost surely, 2^9964605 is an apocalyptic number.

It is an amenable number.

9964605 is a deficient number, since it is larger than the sum of its proper divisors (8688579).

9964605 is a wasteful number, since it uses less digits than its factorization.

9964605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2265.

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 9964605 is about 3156.6762583452. The cubic root of 9964605 is about 215.1889811271.

The spelling of 9964605 in words is "nine million, nine hundred sixty-four thousand, six hundred five".