14644993 has 8 divisors (see below), whose sum is σ = 16109856. Its totient is φ = 13312420.

The previous prime is 14644979. The next prime is 14644999. The reversal of 14644993 is 39944641.

It is not a de Polignac number, because 14644993 - 2⁵ = 14644961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14644999) 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, 4171 + ... + 6832.

It is an arithmetic number, because the mean of its divisors is an integer number (2013732).

Almost surely, 2^14644993 is an apocalyptic number.

It is an amenable number.

14644993 is a deficient number, since it is larger than the sum of its proper divisors (1464863).

14644993 is an equidigital number, since it uses as much as digits as its factorization.

14644993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11036 (or 11014 counting only the distinct ones).

The product of its digits is 93312, while the sum is 40.

The square root of 14644993 is about 3826.8777090469. The cubic root of 14644993 is about 244.6600477420.

The spelling of 14644993 in words is "fourteen million, six hundred forty-four thousand, nine hundred ninety-three".