3901881132 has 36 divisors (see below), whose sum is σ = 10228390536. Its totient is φ = 1300626720.

The previous prime is 3901881121. The next prime is 3901881197. The reversal of 3901881132 is 2311881093.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2006169 + ... + 2008112.

Almost surely, 2^3901881132 is an apocalyptic number.

It is an amenable number.

3901881132 is an abundant number, since it is smaller than the sum of its proper divisors (6326509404).

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

3901881132 is a wasteful number, since it uses less digits than its factorization.

3901881132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4014300 (or 4014286 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 3901881132 is about 62465.0392779833. The cubic root of 3901881132 is about 1574.3139542737.

The spelling of 3901881132 in words is "three billion, nine hundred one million, eight hundred eighty-one thousand, one hundred thirty-two".