13726229 has 8 divisors (see below), whose sum is σ = 15000960. Its totient is φ = 12456000.

The previous prime is 13726201. The next prime is 13726249. The reversal of 13726229 is 92262731.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13726229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13726195 and 13726204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13726249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10829 + ... + 12029.

It is an arithmetic number, because the mean of its divisors is an integer number (1875120).

Almost surely, 2^13726229 is an apocalyptic number.

It is an amenable number.

13726229 is a deficient number, since it is larger than the sum of its proper divisors (1274731).

13726229 is a wasteful number, since it uses less digits than its factorization.

13726229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251.

The product of its digits is 9072, while the sum is 32.

The square root of 13726229 is about 3704.8925760405. The cubic root of 13726229 is about 239.4328564416.

The spelling of 13726229 in words is "thirteen million, seven hundred twenty-six thousand, two hundred twenty-nine".