14564986 has 8 divisors (see below), whose sum is σ = 21863700. Its totient is φ = 7277088.

The previous prime is 14564981. The next prime is 14564999. The reversal of 14564986 is 68946541.

It can be written as a sum of positive squares in 2 ways, for example, as 12924025 + 1640961 = 3595^2 + 1281^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (14564981) 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, 3670 + ... + 6526.

Almost surely, 2^14564986 is an apocalyptic number.

14564986 is a deficient number, since it is larger than the sum of its proper divisors (7298714).

14564986 is a wasteful number, since it uses less digits than its factorization.

14564986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5408.

The product of its digits is 207360, while the sum is 43.

The square root of 14564986 is about 3816.4100932683. The cubic root of 14564986 is about 244.2137001782.

The spelling of 14564986 in words is "fourteen million, five hundred sixty-four thousand, nine hundred eighty-six".