3276305280 has 512 divisors, whose sum is σ = 12954816000. Its totient is φ = 777682944.

The previous prime is 3276305251. The next prime is 3276305317. The reversal of 3276305280 is 825036723.

3276305280 is a `hidden beast` number, since 3 + 2 + 76 + 305 + 280 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5581147 + ... + 5581733.

It is an arithmetic number, because the mean of its divisors is an integer number (25302375).

Almost surely, 2^3276305280 is an apocalyptic number.

3276305280 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 3276305280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6477408000).

3276305280 is an abundant number, since it is smaller than the sum of its proper divisors (9678510720).

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

3276305280 is a wasteful number, since it uses less digits than its factorization.

3276305280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651 (or 633 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 3276305280 is about 57239.0188595158. The cubic root of 3276305280 is about 1485.2336740738.

The spelling of 3276305280 in words is "three billion, two hundred seventy-six million, three hundred five thousand, two hundred eighty".