13641606 has 24 divisors (see below), whose sum is σ = 32244264. Its totient is φ = 4133760.

The previous prime is 13641557. The next prime is 13641623. The reversal of 13641606 is 60614631.

13641606 is a `hidden beast` number, since 13 + 6 + 41 + 606 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 13641606.

It is a congruent number.

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, 34251 + ... + 34646.

It is an arithmetic number, because the mean of its divisors is an integer number (1343511).

Almost surely, 2^13641606 is an apocalyptic number.

13641606 is an abundant number, since it is smaller than the sum of its proper divisors (18602658).

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

13641606 is a wasteful number, since it uses less digits than its factorization.

13641606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68916 (or 68913 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 13641606 is about 3693.4544805642. The cubic root of 13641606 is about 238.9398026529.

The spelling of 13641606 in words is "thirteen million, six hundred forty-one thousand, six hundred six".