3265986256 has 80 divisors (see below), whose sum is σ = 6951430080. Its totient is φ = 1477416960.

The previous prime is 3265986233. The next prime is 3265986257. The reversal of 3265986256 is 6526895623.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3265986257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2399016 + ... + 2400376.

It is an arithmetic number, because the mean of its divisors is an integer number (86892876).

Almost surely, 2^3265986256 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 3265986256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3475715040).

3265986256 is an abundant number, since it is smaller than the sum of its proper divisors (3685443824).

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

3265986256 is a wasteful number, since it uses less digits than its factorization.

3265986256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1604 (or 1598 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 52.

The square root of 3265986256 is about 57148.8080015673. The cubic root of 3265986256 is about 1483.6727409276.

The spelling of 3265986256 in words is "three billion, two hundred sixty-five million, nine hundred eighty-six thousand, two hundred fifty-six".