3256134644 has 24 divisors (see below), whose sum is σ = 6895344960. Its totient is φ = 1313398656.

The previous prime is 3256134641. The next prime is 3256134701. The reversal of 3256134644 is 4464316523.

It is a junction number, because it is equal to n+sod(n) for n = 3256134598 and 3256134607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3256134641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3419834 + ... + 3420785.

It is an arithmetic number, because the mean of its divisors is an integer number (287306040).

Almost surely, 2^3256134644 is an apocalyptic number.

3256134644 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3256134644 is an abundant number, since it is smaller than the sum of its proper divisors (3639210316).

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

3256134644 is a wasteful number, since it uses less digits than its factorization.

3256134644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6840647 (or 6840645 counting only the distinct ones).

The product of its digits is 207360, while the sum is 38.

The square root of 3256134644 is about 57062.5502759910. The cubic root of 3256134644 is about 1482.1794411688.

The spelling of 3256134644 in words is "three billion, two hundred fifty-six million, one hundred thirty-four thousand, six hundred forty-four".