14142399 has 16 divisors (see below), whose sum is σ = 19823232. Its totient is φ = 8957088.

The previous prime is 14142397. The next prime is 14142407. The reversal of 14142399 is 99324141.

It is not a de Polignac number, because 14142399 - 2¹ = 14142397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14142391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3292 + ... + 6254.

It is an arithmetic number, because the mean of its divisors is an integer number (1238952).

Almost surely, 2^14142399 is an apocalyptic number.

14142399 is a deficient number, since it is larger than the sum of its proper divisors (5680833).

14142399 is a wasteful number, since it uses less digits than its factorization.

14142399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3046.

The product of its digits is 7776, while the sum is 33.

The square root of 14142399 is about 3760.6381107466. The cubic root of 14142399 is about 241.8286187265.

It can be divided in two parts, 14142 and 399, that added together give a palindrome (14541).

The spelling of 14142399 in words is "fourteen million, one hundred forty-two thousand, three hundred ninety-nine".