13644162 has 24 divisors (see below), whose sum is σ = 33785856. Its totient is φ = 3898296.

The previous prime is 13644143. The next prime is 13644173. The reversal of 13644162 is 26144631.

13644162 is a `hidden beast` number, since 1 + 3 + 644 + 16 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54018 + ... + 54269.

It is an arithmetic number, because the mean of its divisors is an integer number (1407744).

Almost surely, 2^13644162 is an apocalyptic number.

13644162 is an abundant number, since it is smaller than the sum of its proper divisors (20141694).

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

13644162 is a wasteful number, since it uses less digits than its factorization.

13644162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108302 (or 108299 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 13644162 is about 3693.8004818885. The cubic root of 13644162 is about 238.9547249427.

Adding to 13644162 its reverse (26144631), we get a palindrome (39788793).

It can be divided in two parts, 136441 and 62, that added together give a triangular number (136503 = T₅₂₂).

The spelling of 13644162 in words is "thirteen million, six hundred forty-four thousand, one hundred sixty-two".