9896399 has 4 divisors (see below), whose sum is σ = 9912480. Its totient is φ = 9880320.

The previous prime is 9896387. The next prime is 9896429. The reversal of 9896399 is 9936989.

9896399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9936989 = 23 ⋅432043.

It is a cyclic number.

It is not a de Polignac number, because 9896399 - 2⁸ = 9896143 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9896399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9896699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7079 + ... + 8360.

It is an arithmetic number, because the mean of its divisors is an integer number (2478120).

Almost surely, 2^9896399 is an apocalyptic number.

9896399 is a deficient number, since it is larger than the sum of its proper divisors (16081).

9896399 is a wasteful number, since it uses less digits than its factorization.

9896399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16080.

The product of its digits is 944784, while the sum is 53.

The square root of 9896399 is about 3145.8542560011. The cubic root of 9896399 is about 214.6968794948.

The spelling of 9896399 in words is "nine million, eight hundred ninety-six thousand, three hundred ninety-nine".