9941865 has 16 divisors (see below), whose sum is σ = 16599168. Its totient is φ = 5071616.

The previous prime is 9941857. The next prime is 9941873. The reversal of 9941865 is 5681499.

It is an interprime number because it is at equal distance from previous prime (9941857) and next prime (9941873).

It is a cyclic number.

It is not a de Polignac number, because 9941865 - 2³ = 9941857 is a prime.

9941865 is a lucky 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, 14064 + ... + 14753.

It is an arithmetic number, because the mean of its divisors is an integer number (1037448).

Almost surely, 2^9941865 is an apocalyptic number.

It is an amenable number.

9941865 is a deficient number, since it is larger than the sum of its proper divisors (6657303).

9941865 is a wasteful number, since it uses less digits than its factorization.

9941865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28848.

The product of its digits is 77760, while the sum is 42.

The square root of 9941865 is about 3153.0723112545. The cubic root of 9941865 is about 215.0251638115.

The spelling of 9941865 in words is "nine million, nine hundred forty-one thousand, eight hundred sixty-five".