3881151 has 12 divisors (see below), whose sum is σ = 5936112. Its totient is φ = 2435136.

The previous prime is 3881147. The next prime is 3881161. The reversal of 3881151 is 1511883.

It is not a de Polignac number, because 3881151 - 2² = 3881147 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3881131) 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, 12531 + ... + 12836.

It is an arithmetic number, because the mean of its divisors is an integer number (494676).

Almost surely, 2^3881151 is an apocalyptic number.

3881151 is a deficient number, since it is larger than the sum of its proper divisors (2054961).

3881151 is a wasteful number, since it uses less digits than its factorization.

3881151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25390 (or 25387 counting only the distinct ones).

The product of its digits is 960, while the sum is 27.

The square root of 3881151 is about 1970.0637045537. The cubic root of 3881151 is about 157.1520967806.

The spelling of 3881151 in words is "three million, eight hundred eighty-one thousand, one hundred fifty-one".