14622987 has 8 divisors (see below), whose sum is σ = 19543104. Its totient is φ = 9725768.

The previous prime is 14622961. The next prime is 14622997. The reversal of 14622987 is 78922641.

14622987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 14622987 - 2²⁰ = 13574411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14622997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4173 + ... + 6830.

It is an arithmetic number, because the mean of its divisors is an integer number (2442888).

Almost surely, 2^14622987 is an apocalyptic number.

14622987 is a deficient number, since it is larger than the sum of its proper divisors (4920117).

14622987 is a wasteful number, since it uses less digits than its factorization.

14622987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11449.

The product of its digits is 48384, while the sum is 39.

The square root of 14622987 is about 3824.0014382842. The cubic root of 14622987 is about 244.5374418344.

The spelling of 14622987 in words is "fourteen million, six hundred twenty-two thousand, nine hundred eighty-seven".