4163256 has 48 divisors (see below), whose sum is σ = 11498760. Its totient is φ = 1360320.

The previous prime is 4163251. The next prime is 4163267. The reversal of 4163256 is 6523614.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4163251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3271 + ... + 4361.

Almost surely, 2^4163256 is an apocalyptic number.

4163256 is the 1091-st nonagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4163256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5749380).

4163256 is an abundant number, since it is smaller than the sum of its proper divisors (7335504).

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

4163256 is a wasteful number, since it uses less digits than its factorization.

4163256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156 (or 1149 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 4163256 is about 2040.4058419834. The cubic root of 4163256 is about 160.8709792827.

The spelling of 4163256 in words is "four million, one hundred sixty-three thousand, two hundred fifty-six".