3901889208 has 48 divisors (see below), whose sum is σ = 11347334280. Its totient is φ = 1114825152.

The previous prime is 3901889171. The next prime is 3901889213. The reversal of 3901889208 is 8029881093.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1657791 + ... + 1660142.

Almost surely, 2^3901889208 is an apocalyptic number.

It is an amenable number.

3901889208 is an abundant number, since it is smaller than the sum of its proper divisors (7445445072).

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

3901889208 is a wasteful number, since it uses less digits than its factorization.

3901889208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3317956 (or 3317945 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 48.

The square root of 3901889208 is about 62465.1039221100. The cubic root of 3901889208 is about 1574.3150404293.

The spelling of 3901889208 in words is "three billion, nine hundred one million, eight hundred eighty-nine thousand, two hundred eight".