14489864 has 32 divisors (see below), whose sum is σ = 27907200. Its totient is φ = 7051200.

The previous prime is 14489863. The next prime is 14489929. The reversal of 14489864 is 46898441.

It is not an unprimeable number, because it can be changed into a prime (14489863) 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, 63719 + ... + 63945.

It is an arithmetic number, because the mean of its divisors is an integer number (872100).

Almost surely, 2^14489864 is an apocalyptic number.

It is an amenable number.

14489864 is a deficient number, since it is larger than the sum of its proper divisors (13417336).

14489864 is a wasteful number, since it uses less digits than its factorization.

14489864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413 (or 409 counting only the distinct ones).

The product of its digits is 221184, while the sum is 44.

The square root of 14489864 is about 3806.5553982571. Note that the first 3 decimals coincide. The cubic root of 14489864 is about 243.7931149681.

The spelling of 14489864 in words is "fourteen million, four hundred eighty-nine thousand, eight hundred sixty-four".