13664662 has 16 divisors (see below), whose sum is σ = 22453200. Its totient is φ = 6185440.

The previous prime is 13664657. The next prime is 13664711. The reversal of 13664662 is 26646631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4764 + ... + 7072.

It is an arithmetic number, because the mean of its divisors is an integer number (1403325).

Almost surely, 2^13664662 is an apocalyptic number.

13664662 is a deficient number, since it is larger than the sum of its proper divisors (8788538).

13664662 is a wasteful number, since it uses less digits than its factorization.

13664662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2591.

The product of its digits is 31104, while the sum is 34.

The square root of 13664662 is about 3696.5743601340. The cubic root of 13664662 is about 239.0743394851.

It can be divided in two parts, 1 and 3664662, that added together give a palindrome (3664663).

The spelling of 13664662 in words is "thirteen million, six hundred sixty-four thousand, six hundred sixty-two".