171368256 has 56 divisors (see below), whose sum is σ = 455883264. Its totient is φ = 56811520.

The previous prime is 171368243. The next prime is 171368317. The reversal of 171368256 is 652863171.

171368256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 34336 + ... + 39008.

Almost surely, 2^171368256 is an apocalyptic number.

171368256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 171368256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (227941632).

171368256 is an abundant number, since it is smaller than the sum of its proper divisors (284515008).

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

171368256 is a wasteful number, since it uses less digits than its factorization.

171368256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4879 (or 4869 counting only the distinct ones).

The product of its digits is 60480, while the sum is 39.

The square root of 171368256 is about 13090.7698780477. The cubic root of 171368256 is about 555.4480660545.

The spelling of 171368256 in words is "one hundred seventy-one million, three hundred sixty-eight thousand, two hundred fifty-six".