3256606836 has 288 divisors, whose sum is σ = 10610974080. Its totient is φ = 857945088.

The previous prime is 3256606741. The next prime is 3256606867. The reversal of 3256606836 is 6386066523.

3256606836 is a `hidden beast` number, since 3 + 2 + 5 + 6 + 606 + 8 + 36 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3256606791 and 3256606800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4767751 + ... + 4768433.

It is an arithmetic number, because the mean of its divisors is an integer number (36843660).

Almost surely, 2^3256606836 is an apocalyptic number.

3256606836 is a gapful number since it is divisible by the number (36) 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 3256606836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5305487040).

3256606836 is an abundant number, since it is smaller than the sum of its proper divisors (7354367244).

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

3256606836 is a wasteful number, since it uses less digits than its factorization.

3256606836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780 (or 765 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

The square root of 3256606836 is about 57066.6876207127. The cubic root of 3256606836 is about 1482.2510843411.

The spelling of 3256606836 in words is "three billion, two hundred fifty-six million, six hundred six thousand, eight hundred thirty-six".