13666332 has 24 divisors (see below), whose sum is σ = 32037376. Its totient is φ = 4534128.

The previous prime is 13666321. The next prime is 13666369. The reversal of 13666332 is 23366631.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 13666332.

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, 123 + ... + 5229.

Almost surely, 2^13666332 is an apocalyptic number.

13666332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13666332 is an abundant number, since it is smaller than the sum of its proper divisors (18371044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13666332 is a wasteful number, since it uses less digits than its factorization.

13666332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5337 (or 5335 counting only the distinct ones).

The product of its digits is 11664, while the sum is 30.

The square root of 13666332 is about 3696.8002380437. The cubic root of 13666332 is about 239.0840784230.

The spelling of 13666332 in words is "thirteen million, six hundred sixty-six thousand, three hundred thirty-two".