22765255 has 8 divisors (see below), whose sum is σ = 27344592. Its totient is φ = 18194688.

The previous prime is 22765241. The next prime is 22765271. The reversal of 22765255 is 55256722.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22765255 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 22765255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7144 + ... + 9826.

It is an arithmetic number, because the mean of its divisors is an integer number (3418074).

Almost surely, 2^22765255 is an apocalyptic number.

22765255 is a deficient number, since it is larger than the sum of its proper divisors (4579337).

22765255 is a wasteful number, since it uses less digits than its factorization.

22765255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4385.

The product of its digits is 42000, while the sum is 34.

The square root of 22765255 is about 4771.2948976143. The cubic root of 22765255 is about 283.4158752207.

The spelling of 22765255 in words is "twenty-two million, seven hundred sixty-five thousand, two hundred fifty-five".