3281332394 has 12 divisors (see below), whose sum is σ = 4930295586. Its totient is φ = 1637904072.

The previous prime is 3281332381. The next prime is 3281332427. The reversal of 3281332394 is 4932331823.

It can be written as a sum of positive squares in only one way, i.e., 3247518169 + 33814225 = 56987^2 + 5815^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2704532 + ... + 2705744.

Almost surely, 2^3281332394 is an apocalyptic number.

3281332394 is a deficient number, since it is larger than the sum of its proper divisors (1648963192).

3281332394 is an equidigital number, since it uses as much as digits as its factorization.

3281332394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3541 (or 2378 counting only the distinct ones).

The product of its digits is 93312, while the sum is 38.

The square root of 3281332394 is about 57282.9153762271. The cubic root of 3281332394 is about 1485.9929260170.

The spelling of 3281332394 in words is "three billion, two hundred eighty-one million, three hundred thirty-two thousand, three hundred ninety-four".