13332656 has 20 divisors (see below), whose sum is σ = 26033304. Its totient is φ = 6614400.

The previous prime is 13332653. The next prime is 13332659. The reversal of 13332656 is 65623331.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13332653) and next prime (13332659).

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (13332653) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1085 + ... + 5276.

Almost surely, 2^13332656 is an apocalyptic number.

13332656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13332656 is a deficient number, since it is larger than the sum of its proper divisors (12700648).

13332656 is a wasteful number, since it uses less digits than its factorization.

13332656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6500 (or 6494 counting only the distinct ones).

The product of its digits is 9720, while the sum is 29.

The square root of 13332656 is about 3651.3909678368. The cubic root of 13332656 is about 237.1222048940.

Adding to 13332656 its reverse (65623331), we get a palindrome (78955987).

The spelling of 13332656 in words is "thirteen million, three hundred thirty-two thousand, six hundred fifty-six".