3281981708 has 12 divisors (see below), whose sum is σ = 5877037320. Its totient is φ = 1602828192.

The previous prime is 3281981683. The next prime is 3281981713. The reversal of 3281981708 is 8071891823.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9540473 + ... + 9540816.

It is an arithmetic number, because the mean of its divisors is an integer number (489753110).

Almost surely, 2^3281981708 is an apocalyptic number.

It is an amenable number.

3281981708 is a deficient number, since it is larger than the sum of its proper divisors (2595055612).

3281981708 is a wasteful number, since it uses less digits than its factorization.

3281981708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19081336 (or 19081334 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 47.

The square root of 3281981708 is about 57288.5827019660. The cubic root of 3281981708 is about 1486.0909362415.

The spelling of 3281981708 in words is "three billion, two hundred eighty-one million, nine hundred eighty-one thousand, seven hundred eight".