2256349964 has 12 divisors (see below), whose sum is σ = 4307577288. Its totient is φ = 1025613600.

The previous prime is 2256349961. The next prime is 2256350003. The reversal of 2256349964 is 4699436522.

It is a super-2 number, since 2×2256349964² = 10182230320085602592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2256349961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25640297 + ... + 25640384.

It is an arithmetic number, because the mean of its divisors is an integer number (358964774).

Almost surely, 2^2256349964 is an apocalyptic number.

It is an amenable number.

2256349964 is a deficient number, since it is larger than the sum of its proper divisors (2051227324).

2256349964 is a wasteful number, since it uses less digits than its factorization.

2256349964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51280696 (or 51280694 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 50.

The square root of 2256349964 is about 47501.0522409767. The cubic root of 2256349964 is about 1311.6022513749.

It can be divided in two parts, 22563 and 49964, that added together give a palindrome (72527).

The spelling of 2256349964 in words is "two billion, two hundred fifty-six million, three hundred forty-nine thousand, nine hundred sixty-four".