13443606 has 48 divisors (see below), whose sum is σ = 32535360. Its totient is φ = 3976560.

The previous prime is 13443589. The next prime is 13443623. The reversal of 13443606 is 60634431.

13443606 is a `hidden beast` number, since 13 + 4 + 43 + 606 = 666.

It is an interprime number because it is at equal distance from previous prime (13443589) and next prime (13443623).

It is a self number, because there is not a number n which added to its sum of digits gives 13443606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7725 + ... + 9303.

It is an arithmetic number, because the mean of its divisors is an integer number (677820).

Almost surely, 2^13443606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13443606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16267680).

13443606 is an abundant number, since it is smaller than the sum of its proper divisors (19091754).

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

13443606 is a wasteful number, since it uses less digits than its factorization.

13443606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1641 (or 1638 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 13443606 is about 3666.5523315507. The cubic root of 13443606 is about 237.7781398823.

It can be divided in two parts, 1344 and 3606, that added together give a triangular number (4950 = T₉₉).

The spelling of 13443606 in words is "thirteen million, four hundred forty-three thousand, six hundred six".