13622 has 12 divisors (see below), whose sum is σ = 23940. Its totient is φ = 5796.

The previous prime is 13619. The next prime is 13627. The reversal of 13622 is 22631.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 13597 and 13606.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 13622.

It is not an unprimeable number, because it can be changed into a prime (13627) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29 + ... + 167.

It is an arithmetic number, because the mean of its divisors is an integer number (1995).

2¹³⁶²² is an apocalyptic number.

13622 is a deficient number, since it is larger than the sum of its proper divisors (10318).

13622 is a wasteful number, since it uses less digits than its factorization.

13622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155 (or 148 counting only the distinct ones).

The product of its digits is 72, while the sum is 14.

The square root of 13622 is about 116.7133240037. The cubic root of 13622 is about 23.8825278018.

Subtracting 13622 from its reverse (22631), we obtain a palindrome (9009).

It can be divided in two parts, 136 and 22, that multiplied together give a palindrome (2992).

The spelling of 13622 in words is "thirteen thousand, six hundred twenty-two".