14664493 has 4 divisors (see below), whose sum is σ = 14809788. Its totient is φ = 14519200.

The previous prime is 14664487. The next prime is 14664499. The reversal of 14664493 is 39446641.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (14664487) and next prime (14664499).

It can be written as a sum of positive squares in 2 ways, for example, as 9815689 + 4848804 = 3133^2 + 2202^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14664493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14664499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72496 + ... + 72697.

It is an arithmetic number, because the mean of its divisors is an integer number (3702447).

Almost surely, 2^14664493 is an apocalyptic number.

It is an amenable number.

14664493 is a deficient number, since it is larger than the sum of its proper divisors (145295).

14664493 is a wasteful number, since it uses less digits than its factorization.

14664493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145294.

The product of its digits is 62208, while the sum is 37.

The square root of 14664493 is about 3829.4246304112. The cubic root of 14664493 is about 244.7685889343.

The spelling of 14664493 in words is "fourteen million, six hundred sixty-four thousand, four hundred ninety-three".