13209086 has 12 divisors (see below), whose sum is σ = 21779016. Its totient is φ = 6004020.

The previous prime is 13209019. The next prime is 13209089. The reversal of 13209086 is 68090231.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13209089) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27050 + ... + 27533.

It is an arithmetic number, because the mean of its divisors is an integer number (1814918).

Almost surely, 2^13209086 is an apocalyptic number.

13209086 is a deficient number, since it is larger than the sum of its proper divisors (8569930).

13209086 is a wasteful number, since it uses less digits than its factorization.

13209086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54607 (or 54596 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 13209086 is about 3634.4306294109. The cubic root of 13209086 is about 236.3873629849.

The spelling of 13209086 in words is "thirteen million, two hundred nine thousand, eighty-six".