3256253888 has 56 divisors (see below), whose sum is σ = 6960168960. Its totient is φ = 1507080960.

The previous prime is 3256253867. The next prime is 3256253927. The reversal of 3256253888 is 8883526523.

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, 9953 + ... + 81311.

Almost surely, 2^3256253888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3256253888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3480084480).

3256253888 is an abundant number, since it is smaller than the sum of its proper divisors (3703915072).

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

3256253888 is a wasteful number, since it uses less digits than its factorization.

3256253888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71425 (or 71415 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 50.

The square root of 3256253888 is about 57063.5951198310. The cubic root of 3256253888 is about 1482.1975340783.

The spelling of 3256253888 in words is "three billion, two hundred fifty-six million, two hundred fifty-three thousand, eight hundred eighty-eight".