13622359 has 4 divisors (see below), whose sum is σ = 13629816. Its totient is φ = 13614904.

The previous prime is 13622351. The next prime is 13622363. The reversal of 13622359 is 95322631.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 13622359 - 2³ = 13622351 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13622359.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13622351) 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, 1077 + ... + 5329.

It is an arithmetic number, because the mean of its divisors is an integer number (3407454).

Almost surely, 2^13622359 is an apocalyptic number.

13622359 is a deficient number, since it is larger than the sum of its proper divisors (7457).

13622359 is an equidigital number, since it uses as much as digits as its factorization.

13622359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7456.

The product of its digits is 9720, while the sum is 31.

The square root of 13622359 is about 3690.8480055402. The cubic root of 13622359 is about 238.8273760335.

It can be divided in two parts, 1362 and 2359, that added together give a square (3721 = 61²).

The spelling of 13622359 in words is "thirteen million, six hundred twenty-two thousand, three hundred fifty-nine".