13306642 has 8 divisors (see below), whose sum is σ = 20034432. Its totient is φ = 6628500.

The previous prime is 13306637. The next prime is 13306661. The reversal of 13306642 is 24660331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11734 + ... + 12817.

It is an arithmetic number, because the mean of its divisors is an integer number (2504304).

Almost surely, 2^13306642 is an apocalyptic number.

13306642 is a deficient number, since it is larger than the sum of its proper divisors (6727790).

13306642 is a wasteful number, since it uses less digits than its factorization.

13306642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24824.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 13306642 is about 3647.8270244078. The cubic root of 13306642 is about 236.9678842226.

Adding to 13306642 its reverse (24660331), we get a palindrome (37966973).

The spelling of 13306642 in words is "thirteen million, three hundred six thousand, six hundred forty-two".