3871612 has 6 divisors (see below), whose sum is σ = 6775328. Its totient is φ = 1935804.

The previous prime is 3871607. The next prime is 3871619. The reversal of 3871612 is 2161783.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3871619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483948 + ... + 483955.

Almost surely, 2^3871612 is an apocalyptic number.

It is an amenable number.

3871612 is a deficient number, since it is larger than the sum of its proper divisors (2903716).

3871612 is a wasteful number, since it uses less digits than its factorization.

3871612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967907 (or 967905 counting only the distinct ones).

The product of its digits is 2016, while the sum is 28.

The square root of 3871612 is about 1967.6412274599. The cubic root of 3871612 is about 157.0232429380.

The spelling of 3871612 in words is "three million, eight hundred seventy-one thousand, six hundred twelve".