14644985 has 4 divisors (see below), whose sum is σ = 17573988. Its totient is φ = 11715984.

The previous prime is 14644979. The next prime is 14644999. The reversal of 14644985 is 58944641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4507129 + 10137856 = 2123^2 + 3184^2 .

It is a cyclic number.

It is not a de Polignac number, because 14644985 - 2¹⁶ = 14579449 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1464494 + ... + 1464503.

It is an arithmetic number, because the mean of its divisors is an integer number (4393497).

Almost surely, 2^14644985 is an apocalyptic number.

It is an amenable number.

14644985 is a deficient number, since it is larger than the sum of its proper divisors (2929003).

14644985 is an equidigital number, since it uses as much as digits as its factorization.

14644985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2929002.

The product of its digits is 138240, while the sum is 41.

The square root of 14644985 is about 3826.8766638082. The cubic root of 14644985 is about 244.6600031926.

The spelling of 14644985 in words is "fourteen million, six hundred forty-four thousand, nine hundred eighty-five".