14299987 has 16 divisors (see below), whose sum is σ = 16158240. Its totient is φ = 12563712.

The previous prime is 14299973. The next prime is 14299991. The reversal of 14299987 is 78999241.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14299987 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 14299987.

It is not an unprimeable number, because it can be changed into a prime (14299937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31063 + ... + 31519.

It is an arithmetic number, because the mean of its divisors is an integer number (1009890).

Almost surely, 2^14299987 is an apocalyptic number.

14299987 is a deficient number, since it is larger than the sum of its proper divisors (1858253).

14299987 is a wasteful number, since it uses less digits than its factorization.

14299987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582.

The product of its digits is 326592, while the sum is 49.

The square root of 14299987 is about 3781.5323613583. The cubic root of 14299987 is about 242.7235307391.

The spelling of 14299987 in words is "fourteen million, two hundred ninety-nine thousand, nine hundred eighty-seven".