14897644 has 12 divisors (see below), whose sum is σ = 27604584. Its totient is φ = 7010624.

The previous prime is 14897591. The next prime is 14897657. The reversal of 14897644 is 44679841.

It is a self number, because there is not a number n which added to its sum of digits gives 14897644.

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, 109474 + ... + 109609.

It is an arithmetic number, because the mean of its divisors is an integer number (2300382).

Almost surely, 2^14897644 is an apocalyptic number.

It is an amenable number.

14897644 is a deficient number, since it is larger than the sum of its proper divisors (12706940).

14897644 is a wasteful number, since it uses less digits than its factorization.

14897644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219104 (or 219102 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 14897644 is about 3859.7466238084. The cubic root of 14897644 is about 246.0589675108.

The spelling of 14897644 in words is "fourteen million, eight hundred ninety-seven thousand, six hundred forty-four".