3481688187 has 12 divisors (see below), whose sum is σ = 5050150560. Its totient is φ = 2311412208.

The previous prime is 3481688167. The next prime is 3481688239. The reversal of 3481688187 is 7818861843.

It is a happy number.

3481688187 is a `hidden beast` number, since 3 + 481 + 6 + 8 + 81 + 87 = 666.

It is not a de Polignac number, because 3481688187 - 2¹⁰ = 3481687163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3481688107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 807168 + ... + 811469.

It is an arithmetic number, because the mean of its divisors is an integer number (420845880).

Almost surely, 2^3481688187 is an apocalyptic number.

3481688187 is a deficient number, since it is larger than the sum of its proper divisors (1568462373).

3481688187 is a wasteful number, since it uses less digits than its factorization.

3481688187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618882 (or 1618879 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 54.

The square root of 3481688187 is about 59005.8318050004. The cubic root of 3481688187 is about 1515.6419760720.

The spelling of 3481688187 in words is "three billion, four hundred eighty-one million, six hundred eighty-eight thousand, one hundred eighty-seven".