13807266 has 16 divisors (see below), whose sum is σ = 30125088. Its totient is φ = 4184000.

The previous prime is 13807249. The next prime is 13807273. The reversal of 13807266 is 66270831.

13807266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104535 + ... + 104666.

It is an arithmetic number, because the mean of its divisors is an integer number (1882818).

Almost surely, 2^13807266 is an apocalyptic number.

13807266 is an abundant number, since it is smaller than the sum of its proper divisors (16317822).

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

13807266 is a wasteful number, since it uses less digits than its factorization.

13807266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209217.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 13807266 is about 3715.8129662296. The cubic root of 13807266 is about 239.9031206208.

It can be divided in two parts, 1380 and 7266, that added together give a triangular number (8646 = T₁₃₁).

The spelling of 13807266 in words is "thirteen million, eight hundred seven thousand, two hundred sixty-six".