13487166 has 96 divisors (see below), whose sum is σ = 37559808. Its totient is φ = 3395520.

The previous prime is 13487153. The next prime is 13487183. The reversal of 13487166 is 66178431.

13487166 is a `hidden beast` number, since 13 + 487 + 166 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 13487166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 51151 + ... + 51413.

It is an arithmetic number, because the mean of its divisors is an integer number (391248).

Almost surely, 2^13487166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13487166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18779904).

13487166 is an abundant number, since it is smaller than the sum of its proper divisors (24072642).

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

13487166 is a wasteful number, since it uses less digits than its factorization.

13487166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 323 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 13487166 is about 3672.4877127092. The cubic root of 13487166 is about 238.0346794086.

The spelling of 13487166 in words is "thirteen million, four hundred eighty-seven thousand, one hundred sixty-six".