14206399 has 4 divisors (see below), whose sum is σ = 14266080. Its totient is φ = 14146720.

The previous prime is 14206397. The next prime is 14206403. The reversal of 14206399 is 99360241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99360241 = 1723 ⋅57667.

It is a cyclic number.

It is not a de Polignac number, because 14206399 - 2¹ = 14206397 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 (14206393) 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, 29482 + ... + 29959.

It is an arithmetic number, because the mean of its divisors is an integer number (3566520).

Almost surely, 2^14206399 is an apocalyptic number.

14206399 is a deficient number, since it is larger than the sum of its proper divisors (59681).

14206399 is an equidigital number, since it uses as much as digits as its factorization.

14206399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59680.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 14206399 is about 3769.1376997929. The cubic root of 14206399 is about 242.1928601713.

The spelling of 14206399 in words is "fourteen million, two hundred six thousand, three hundred ninety-nine".