13829966 has 8 divisors (see below), whose sum is σ = 20865384. Its totient is φ = 6874840.

The previous prime is 13829947. The next prime is 13829987. The reversal of 13829966 is 66992831.

13829966 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×13829966² = 382535919122312, which contains 22 as substring.

It is a congruent number.

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, 19640 + ... + 20331.

It is an arithmetic number, because the mean of its divisors is an integer number (2608173).

Almost surely, 2^13829966 is an apocalyptic number.

13829966 is a deficient number, since it is larger than the sum of its proper divisors (7035418).

13829966 is a wasteful number, since it uses less digits than its factorization.

13829966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40146.

The product of its digits is 139968, while the sum is 44.

The square root of 13829966 is about 3718.8662250745. The cubic root of 13829966 is about 240.0345204975.

The spelling of 13829966 in words is "thirteen million, eight hundred twenty-nine thousand, nine hundred sixty-six".