3281208408 has 48 divisors (see below), whose sum is σ = 8918062920. Its totient is φ = 1089864576.

The previous prime is 3281208391. The next prime is 3281208421. The reversal of 3281208408 is 8048021823.

It is a happy number.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60141 + ... + 100892.

Almost surely, 2^3281208408 is an apocalyptic number.

It is an amenable number.

3281208408 is an abundant number, since it is smaller than the sum of its proper divisors (5636854512).

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

3281208408 is a wasteful number, since it uses less digits than its factorization.

3281208408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161328 (or 161321 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 36.

The square root of 3281208408 is about 57281.8331410579. The cubic root of 3281208408 is about 1485.9742095712.

The spelling of 3281208408 in words is "three billion, two hundred eighty-one million, two hundred eight thousand, four hundred eight".