22552359 has 4 divisors (see below), whose sum is σ = 30069816. Its totient is φ = 15034904.

The previous prime is 22552307. The next prime is 22552381. The reversal of 22552359 is 95325522.

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 22552359 - 2¹² = 22548263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22552559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3758724 + ... + 3758729.

It is an arithmetic number, because the mean of its divisors is an integer number (7517454).

Almost surely, 2^22552359 is an apocalyptic number.

22552359 is a deficient number, since it is larger than the sum of its proper divisors (7517457).

22552359 is an equidigital number, since it uses as much as digits as its factorization.

22552359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7517456.

The product of its digits is 27000, while the sum is 33.

The square root of 22552359 is about 4748.9324063415. The cubic root of 22552359 is about 282.5296243766.

The spelling of 22552359 in words is "twenty-two million, five hundred fifty-two thousand, three hundred fifty-nine".