13662164 has 6 divisors (see below), whose sum is σ = 23908794. Its totient is φ = 6831080.

The previous prime is 13662163. The next prime is 13662167. The reversal of 13662164 is 46126631.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10627600 + 3034564 = 3260^2 + 1742^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13662163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1707767 + ... + 1707774.

It is an arithmetic number, because the mean of its divisors is an integer number (3984799).

Almost surely, 2^13662164 is an apocalyptic number.

It is an amenable number.

13662164 is a deficient number, since it is larger than the sum of its proper divisors (10246630).

13662164 is a wasteful number, since it uses less digits than its factorization.

13662164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3415545 (or 3415543 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

The square root of 13662164 is about 3696.2364642972. The cubic root of 13662164 is about 239.0597704189.

Adding to 13662164 its reverse (46126631), we get a palindrome (59788795).

The spelling of 13662164 in words is "thirteen million, six hundred sixty-two thousand, one hundred sixty-four".