13622027 has 4 divisors (see below), whose sum is σ = 13713600. Its totient is φ = 13530456.

The previous prime is 13622009. The next prime is 13622039. The reversal of 13622027 is 72022631.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13622027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13621993 and 13622011.

It is not an unprimeable number, because it can be changed into a prime (13622087) 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, 45563 + ... + 45860.

It is an arithmetic number, because the mean of its divisors is an integer number (3428400).

Almost surely, 2^13622027 is an apocalyptic number.

13622027 is a deficient number, since it is larger than the sum of its proper divisors (91573).

13622027 is an equidigital number, since it uses as much as digits as its factorization.

13622027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91572.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 13622027 is about 3690.8030291523. The cubic root of 13622027 is about 238.8254358083.

Adding to 13622027 its reverse (72022631), we get a palindrome (85644658).

The spelling of 13622027 in words is "thirteen million, six hundred twenty-two thousand, twenty-seven".