13632266 has 8 divisors (see below), whose sum is σ = 21651300. Its totient is φ = 6415168.

The previous prime is 13632263. The next prime is 13632277. The reversal of 13632266 is 66223631.

It can be written as a sum of positive squares in 2 ways, for example, as 13476241 + 156025 = 3671^2 + 395^2 .

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

It is not an unprimeable number, because it can be changed into a prime (13632263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200441 + ... + 200508.

Almost surely, 2^13632266 is an apocalyptic number.

13632266 is a deficient number, since it is larger than the sum of its proper divisors (8019034).

13632266 is a wasteful number, since it uses less digits than its factorization.

13632266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400968.

The product of its digits is 7776, while the sum is 29.

The square root of 13632266 is about 3692.1898651072. The cubic root of 13632266 is about 238.8852585551.

Adding to 13632266 its reverse (66223631), we get a palindrome (79855897).

The spelling of 13632266 in words is "thirteen million, six hundred thirty-two thousand, two hundred sixty-six".