14664388 has 12 divisors (see below), whose sum is σ = 26288892. Its totient is φ = 7153280.

The previous prime is 14664379. The next prime is 14664389. The reversal of 14664388 is 88346641.

It can be written as a sum of positive squares in 2 ways, for example, as 8749764 + 5914624 = 2958^2 + 2432^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 14664388.

It is not an unprimeable number, because it can be changed into a prime (14664389) by changing a digit.

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, 44545 + ... + 44872.

It is an arithmetic number, because the mean of its divisors is an integer number (2190741).

Almost surely, 2^14664388 is an apocalyptic number.

It is an amenable number.

14664388 is a deficient number, since it is larger than the sum of its proper divisors (11624504).

14664388 is a wasteful number, since it uses less digits than its factorization.

14664388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89462 (or 89460 counting only the distinct ones).

The product of its digits is 110592, while the sum is 40.

The square root of 14664388 is about 3829.4109207553. The cubic root of 14664388 is about 244.7680047395.

The spelling of 14664388 in words is "fourteen million, six hundred sixty-four thousand, three hundred eighty-eight".