3612871 has 4 divisors (see below), whose sum is σ = 3648744. Its totient is φ = 3577000.

The previous prime is 3612853. The next prime is 3612883. The reversal of 3612871 is 1782163.

3612871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1782163 = 1109 ⋅1607.

It is a cyclic number.

It is not a de Polignac number, because 3612871 - 2⁷ = 3612743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3612811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17785 + ... + 17986.

It is an arithmetic number, because the mean of its divisors is an integer number (912186).

Almost surely, 2^3612871 is an apocalyptic number.

3612871 is a deficient number, since it is larger than the sum of its proper divisors (35873).

3612871 is a wasteful number, since it uses less digits than its factorization.

3612871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35872.

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

The square root of 3612871 is about 1900.7553761597. The cubic root of 3612871 is about 153.4443205060. Note that the first 3 decimals are identical.

The spelling of 3612871 in words is "three million, six hundred twelve thousand, eight hundred seventy-one".