2256622264 has 32 divisors (see below), whose sum is σ = 4558619520. Its totient is φ = 1041065856.

The previous prime is 2256622261. The next prime is 2256622271. The reversal of 2256622264 is 4622266522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256622261) 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, 414649 + ... + 420055.

It is an arithmetic number, because the mean of its divisors is an integer number (142456860).

Almost surely, 2^2256622264 is an apocalyptic number.

It is an amenable number.

2256622264 is an abundant number, since it is smaller than the sum of its proper divisors (2301997256).

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

2256622264 is a wasteful number, since it uses less digits than its factorization.

2256622264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9439 (or 9435 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

The square root of 2256622264 is about 47503.9184068009. The cubic root of 2256622264 is about 1311.6550113534.

Adding to 2256622264 its reverse (4622266522), we get a palindrome (6878888786).

The spelling of 2256622264 in words is "two billion, two hundred fifty-six million, six hundred twenty-two thousand, two hundred sixty-four".