3276917140 has 72 divisors (see below), whose sum is σ = 8078744520. Its totient is φ = 1113170688.

The previous prime is 3276917131. The next prime is 3276917141. The reversal of 3276917140 is 417196723.

It can be written as a sum of positive squares in 4 ways, for example, as 895086724 + 2381830416 = 29918^2 + 48804^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3276917093 and 3276917102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3276917141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91482 + ... + 122158.

It is an arithmetic number, because the mean of its divisors is an integer number (112204785).

Almost surely, 2^3276917140 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 3276917140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4039372260).

3276917140 is an abundant number, since it is smaller than the sum of its proper divisors (4801827380).

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

3276917140 is a wasteful number, since it uses less digits than its factorization.

3276917140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30809 (or 30800 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 3276917140 is about 57244.3633906431. The cubic root of 3276917140 is about 1485.3261256245.

The spelling of 3276917140 in words is "three billion, two hundred seventy-six million, nine hundred seventeen thousand, one hundred forty".