27622 has 8 divisors (see below), whose sum is σ = 47376. Its totient is φ = 11832.

The previous prime is 27617. The next prime is 27631. The reversal of 27622 is 22672.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 27622.

It is a congruent number.

It is an unprimeable number.

27622 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 973 + ... + 1000.

It is an arithmetic number, because the mean of its divisors is an integer number (5922).

2²⁷⁶²² is an apocalyptic number.

27622 is a deficient number, since it is larger than the sum of its proper divisors (19754).

27622 is a wasteful number, since it uses less digits than its factorization.

27622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982.

The product of its digits is 336, while the sum is 19.

The square root of 27622 is about 166.1986762884. The cubic root of 27622 is about 30.2286236520.

Subtracting from 27622 its reverse (22672), we obtain a triangular number (4950 = T₉₉).

The spelling of 27622 in words is "twenty-seven thousand, six hundred twenty-two".