9962399 has 4 divisors (see below), whose sum is σ = 10305960. Its totient is φ = 9618840.

The previous prime is 9962389. The next prime is 9962401. The reversal of 9962399 is 9932699.

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

It is a cyclic number.

It is not a de Polignac number, because 9962399 - 2¹² = 9958303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9962339) by changing a digit.

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, 171737 + ... + 171794.

It is an arithmetic number, because the mean of its divisors is an integer number (2576490).

Almost surely, 2^9962399 is an apocalyptic number.

9962399 is a deficient number, since it is larger than the sum of its proper divisors (343561).

9962399 is a wasteful number, since it uses less digits than its factorization.

9962399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343560.

The product of its digits is 236196, while the sum is 47.

The square root of 9962399 is about 3156.3268208473. The cubic root of 9962399 is about 215.1731001856.

The spelling of 9962399 in words is "nine million, nine hundred sixty-two thousand, three hundred ninety-nine".