13566164 has 12 divisors (see below), whose sum is σ = 23887584. Its totient is φ = 6741144.

The previous prime is 13566109. The next prime is 13566169. The reversal of 13566164 is 46166531.

It is a super-3 number, since 3×13566164³ (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13566164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13566169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9752 + ... + 11055.

It is an arithmetic number, because the mean of its divisors is an integer number (1990632).

Almost surely, 2^13566164 is an apocalyptic number.

It is an amenable number.

13566164 is a deficient number, since it is larger than the sum of its proper divisors (10321420).

13566164 is a wasteful number, since it uses less digits than its factorization.

13566164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20974 (or 20972 counting only the distinct ones).

The product of its digits is 12960, while the sum is 32.

The square root of 13566164 is about 3683.2273891249. The cubic root of 13566164 is about 238.4985195934.

The spelling of 13566164 in words is "thirteen million, five hundred sixty-six thousand, one hundred sixty-four".