22275583 has 4 divisors (see below), whose sum is σ = 24300648. Its totient is φ = 20250520.

The previous prime is 22275571. The next prime is 22275599. The reversal of 22275583 is 38557222.

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

It is a cyclic number.

It is not a de Polignac number, because 22275583 - 2¹⁷ = 22144511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22275503) 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, 1012516 + ... + 1012537.

It is an arithmetic number, because the mean of its divisors is an integer number (6075162).

Almost surely, 2^22275583 is an apocalyptic number.

22275583 is a deficient number, since it is larger than the sum of its proper divisors (2025065).

22275583 is a wasteful number, since it uses less digits than its factorization.

22275583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2025064.

The product of its digits is 33600, while the sum is 34.

The square root of 22275583 is about 4719.7015795493. The cubic root of 22275583 is about 281.3690730047.

The spelling of 22275583 in words is "twenty-two million, two hundred seventy-five thousand, five hundred eighty-three".