4256288218 has 16 divisors (see below), whose sum is σ = 7857763200. Its totient is φ = 1683806256.

The previous prime is 4256288209. The next prime is 4256288243. The reversal of 4256288218 is 8128826524.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11692918 + ... + 11693281.

It is an arithmetic number, because the mean of its divisors is an integer number (491110200).

Almost surely, 2^4256288218 is an apocalyptic number.

4256288218 is a deficient number, since it is larger than the sum of its proper divisors (3601474982).

4256288218 is a wasteful number, since it uses less digits than its factorization.

4256288218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23386221.

The product of its digits is 491520, while the sum is 46.

The square root of 4256288218 is about 65240.2346562304. The cubic root of 4256288218 is about 1620.6043848135.

It can be divided in two parts, 425628 and 8218, that added together give a triangular number (433846 = T₉₃₁).

The spelling of 4256288218 in words is "four billion, two hundred fifty-six million, two hundred eighty-eight thousand, two hundred eighteen".