14649864 has 32 divisors (see below), whose sum is σ = 36719520. Its totient is φ = 4870656.

The previous prime is 14649857. The next prime is 14649907. The reversal of 14649864 is 46894641.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15699 + ... + 16605.

It is an arithmetic number, because the mean of its divisors is an integer number (1147485).

Almost surely, 2^14649864 is an apocalyptic number.

It is an amenable number.

14649864 is an abundant number, since it is smaller than the sum of its proper divisors (22069656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14649864 is a wasteful number, since it uses less digits than its factorization.

14649864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589 (or 1585 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 14649864 is about 3827.5140757416. The cubic root of 14649864 is about 244.6871697987.

The spelling of 14649864 in words is "fourteen million, six hundred forty-nine thousand, eight hundred sixty-four".