3267986128 has 20 divisors (see below), whose sum is σ = 6907334688. Its totient is φ = 1485448160.

The previous prime is 3267986107. The next prime is 3267986147. The reversal of 3267986128 is 8216897623.

It is a congruent number.

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, 9283876 + ... + 9284227.

Almost surely, 2^3267986128 is an apocalyptic number.

It is an amenable number.

3267986128 is an abundant number, since it is smaller than the sum of its proper divisors (3639348560).

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

3267986128 is a wasteful number, since it uses less digits than its factorization.

3267986128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18568122 (or 18568116 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 52.

The square root of 3267986128 is about 57166.3023817353. The cubic root of 3267986128 is about 1483.9755131905.

The spelling of 3267986128 in words is "three billion, two hundred sixty-seven million, nine hundred eighty-six thousand, one hundred twenty-eight".