13202166 has 32 divisors (see below), whose sum is σ = 28366848. Its totient is φ = 4081280.

The previous prime is 13202143. The next prime is 13202173. The reversal of 13202166 is 66120231.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 6331 + ... + 8153.

It is an arithmetic number, because the mean of its divisors is an integer number (886464).

Almost surely, 2^13202166 is an apocalyptic number.

13202166 is an abundant number, since it is smaller than the sum of its proper divisors (15164682).

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

13202166 is a wasteful number, since it uses less digits than its factorization.

13202166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1916.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 13202166 is about 3633.4784986291. The cubic root of 13202166 is about 236.3460760937.

Adding to 13202166 its reverse (66120231), we get a palindrome (79322397).

It can be divided in two parts, 1320 and 2166, that added together give a triangular number (3486 = T₈₃).

The spelling of 13202166 in words is "thirteen million, two hundred two thousand, one hundred sixty-six".