22601255 has 8 divisors (see below), whose sum is σ = 27242352. Its totient is φ = 18000448.

The previous prime is 22601251. The next prime is 22601281. The reversal of 22601255 is 55210622.

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

It is a cyclic number.

It is not a de Polignac number, because 22601255 - 2² = 22601251 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 22601255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22601251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8822 + ... + 11091.

It is an arithmetic number, because the mean of its divisors is an integer number (3405294).

Almost surely, 2^22601255 is an apocalyptic number.

22601255 is a deficient number, since it is larger than the sum of its proper divisors (4641097).

22601255 is a wasteful number, since it uses less digits than its factorization.

22601255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20145.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 22601255 is about 4754.0777233865. The cubic root of 22601255 is about 282.7336621106.

Adding to 22601255 its reverse (55210622), we get a palindrome (77811877).

The spelling of 22601255 in words is "twenty-two million, six hundred one thousand, two hundred fifty-five".