3278596860 has 432 divisors, whose sum is σ = 12906915840. Its totient is φ = 665844480.

The previous prime is 3278596843. The next prime is 3278596883. The reversal of 3278596860 is 686958723.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3278596797 and 3278596806.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4559581 + ... + 4560299.

It is an arithmetic number, because the mean of its divisors is an integer number (29877120).

Almost surely, 2^3278596860 is an apocalyptic number.

3278596860 is a gapful number since it is divisible by the number (30) 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 3278596860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6453457920).

3278596860 is an abundant number, since it is smaller than the sum of its proper divisors (9628318980).

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

3278596860 is a wasteful number, since it uses less digits than its factorization.

3278596860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806 (or 794 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The square root of 3278596860 is about 57259.0329991697. The cubic root of 3278596860 is about 1485.5798708084.

The spelling of 3278596860 in words is "three billion, two hundred seventy-eight million, five hundred ninety-six thousand, eight hundred sixty".