13722299 has 8 divisors (see below), whose sum is σ = 13945008. Its totient is φ = 13501440.

The previous prime is 13722277. The next prime is 13722311. The reversal of 13722299 is 99222731.

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 13722299 - 2¹² = 13718203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13722209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23084 + ... + 23670.

It is an arithmetic number, because the mean of its divisors is an integer number (1743126).

Almost surely, 2^13722299 is an apocalyptic number.

13722299 is a deficient number, since it is larger than the sum of its proper divisors (222709).

13722299 is an equidigital number, since it uses as much as digits as its factorization.

13722299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925.

The product of its digits is 13608, while the sum is 35.

The square root of 13722299 is about 3704.3621583209. The cubic root of 13722299 is about 239.4100033345.

The spelling of 13722299 in words is "thirteen million, seven hundred twenty-two thousand, two hundred ninety-nine".