13722167 has 8 divisors (see below), whose sum is σ = 14357952. Its totient is φ = 13100800.

The previous prime is 13722157. The next prime is 13722197. The reversal of 13722167 is 76122731.

13722167 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13722167 - 2⁶ = 13722103 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 (13722157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1634 + ... + 5487.

It is an arithmetic number, because the mean of its divisors is an integer number (1794744).

Almost surely, 2^13722167 is an apocalyptic number.

13722167 is a deficient number, since it is larger than the sum of its proper divisors (635785).

13722167 is an equidigital number, since it uses as much as digits as its factorization.

13722167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7209.

The product of its digits is 3528, while the sum is 29.

The square root of 13722167 is about 3704.3443414456. The cubic root of 13722167 is about 239.4092356735.

Adding to 13722167 its reverse (76122731), we get a palindrome (89844898).

The spelling of 13722167 in words is "thirteen million, seven hundred twenty-two thousand, one hundred sixty-seven".