2256232242 has 64 divisors (see below), whose sum is σ = 5169982464. Its totient is φ = 649746240.

The previous prime is 2256232229. The next prime is 2256232261. The reversal of 2256232242 is 2422326522.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 233593 + ... + 243059.

It is an arithmetic number, because the mean of its divisors is an integer number (80780976).

Almost surely, 2^2256232242 is an apocalyptic number.

2256232242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2256232242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2584991232).

2256232242 is an abundant number, since it is smaller than the sum of its proper divisors (2913750222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2256232242 is a wasteful number, since it uses less digits than its factorization.

2256232242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9663.

The product of its digits is 23040, while the sum is 30.

The square root of 2256232242 is about 47499.8130733164. The cubic root of 2256232242 is about 1311.5794406218.

Adding to 2256232242 its reverse (2422326522), we get a palindrome (4678558764).

The spelling of 2256232242 in words is "two billion, two hundred fifty-six million, two hundred thirty-two thousand, two hundred forty-two".