2564122233 has 8 divisors (see below), whose sum is σ = 3419148096. Its totient is φ = 1709255600.

The previous prime is 2564122229. The next prime is 2564122289. The reversal of 2564122233 is 3322214652.

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 2564122233 - 2² = 2564122229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2564122233.

It is not an unprimeable number, because it can be changed into a prime (2564122433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4963 + ... + 71783.

It is an arithmetic number, because the mean of its divisors is an integer number (427393512).

Almost surely, 2^2564122233 is an apocalyptic number.

It is an amenable number.

2564122233 is a deficient number, since it is larger than the sum of its proper divisors (855025863).

2564122233 is a wasteful number, since it uses less digits than its factorization.

2564122233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79615.

The product of its digits is 17280, while the sum is 30.

The square root of 2564122233 is about 50637.1625686116. The cubic root of 2564122233 is about 1368.7146260035.

Adding to 2564122233 its reverse (3322214652), we get a palindrome (5886336885).

It can be divided in two parts, 25641 and 22233, that added together give a palindrome (47874).

The spelling of 2564122233 in words is "two billion, five hundred sixty-four million, one hundred twenty-two thousand, two hundred thirty-three".