14972866 has 8 divisors (see below), whose sum is σ = 22521600. Its totient is φ = 7465668.

The previous prime is 14972857. The next prime is 14972887. The reversal of 14972866 is 66827941.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 9466 + ... + 10933.

It is an arithmetic number, because the mean of its divisors is an integer number (2815200).

Almost surely, 2^14972866 is an apocalyptic number.

14972866 is a deficient number, since it is larger than the sum of its proper divisors (7548734).

14972866 is a wasteful number, since it uses less digits than its factorization.

14972866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20768.

The product of its digits is 145152, while the sum is 43.

The square root of 14972866 is about 3869.4787762695. The cubic root of 14972866 is about 246.4724105681.

The spelling of 14972866 in words is "fourteen million, nine hundred seventy-two thousand, eight hundred sixty-six".