9739965 has 16 divisors (see below), whose sum is σ = 15624000. Its totient is φ = 5181312.

The previous prime is 9739949. The next prime is 9739979. The reversal of 9739965 is 5699379.

It is a happy number.

9739965 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9739965 - 2⁴ = 9739949 is a prime.

It is a Curzon number.

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, 8761 + ... + 9809.

It is an arithmetic number, because the mean of its divisors is an integer number (976500).

Almost surely, 2^9739965 is an apocalyptic number.

It is an amenable number.

9739965 is a deficient number, since it is larger than the sum of its proper divisors (5884035).

9739965 is a wasteful number, since it uses less digits than its factorization.

9739965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676.

The product of its digits is 459270, while the sum is 48.

The square root of 9739965 is about 3120.8916994987. The cubic root of 9739965 is about 213.5596163958.

The spelling of 9739965 in words is "nine million, seven hundred thirty-nine thousand, nine hundred sixty-five".