4256163226 has 12 divisors (see below), whose sum is σ = 7426570698. Its totient is φ = 1824069912.

The previous prime is 4256163217. The next prime is 4256163227. The reversal of 4256163226 is 6223616524.

It can be written as a sum of positive squares in only one way, i.e., 3347201025 + 908962201 = 57855^2 + 30149^2 .

It is a super-2 number, since 2×4256163226² = 36229850812709454152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4256163227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21715021 + ... + 21715216.

Almost surely, 2^4256163226 is an apocalyptic number.

4256163226 is a deficient number, since it is larger than the sum of its proper divisors (3170407472).

4256163226 is a wasteful number, since it uses less digits than its factorization.

4256163226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43430253 (or 43430246 counting only the distinct ones).

The product of its digits is 103680, while the sum is 37.

The square root of 4256163226 is about 65239.2767127288. The cubic root of 4256163226 is about 1620.5885208685.

The spelling of 4256163226 in words is "four billion, two hundred fifty-six million, one hundred sixty-three thousand, two hundred twenty-six".