13601966 has 8 divisors (see below), whose sum is σ = 23317680. Its totient is φ = 5829408.

The previous prime is 13601933. The next prime is 13601981. The reversal of 13601966 is 66910631.

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

It is a Curzon number.

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, 485771 + ... + 485798.

It is an arithmetic number, because the mean of its divisors is an integer number (2914710).

Almost surely, 2^13601966 is an apocalyptic number.

13601966 is a deficient number, since it is larger than the sum of its proper divisors (9715714).

13601966 is an equidigital number, since it uses as much as digits as its factorization.

13601966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971578.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 13601966 is about 3688.0843265847. The cubic root of 13601966 is about 238.7081397330.

The spelling of 13601966 in words is "thirteen million, six hundred one thousand, nine hundred sixty-six".