13226773 has 4 divisors (see below), whose sum is σ = 15116320. Its totient is φ = 11337228.

The previous prime is 13226767. The next prime is 13226783. The reversal of 13226773 is 37762231.

13226773 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 13226773 - 2¹³ = 13218581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13226713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 944763 + ... + 944776.

It is an arithmetic number, because the mean of its divisors is an integer number (3779080).

Almost surely, 2^13226773 is an apocalyptic number.

It is an amenable number.

13226773 is a deficient number, since it is larger than the sum of its proper divisors (1889547).

13226773 is an equidigital number, since it uses as much as digits as its factorization.

13226773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1889546.

The product of its digits is 10584, while the sum is 31.

The square root of 13226773 is about 3636.8630713845. The cubic root of 13226773 is about 236.4928236897.

The spelling of 13226773 in words is "thirteen million, two hundred twenty-six thousand, seven hundred seventy-three".