2385871 has 4 divisors (see below), whose sum is σ = 2450392. Its totient is φ = 2321352.

The previous prime is 2385863. The next prime is 2385881. The reversal of 2385871 is 1785832.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2385871 - 2³ = 2385863 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2385881) 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 in 3 ways as a sum of consecutive naturals, for example, 32205 + ... + 32278.

It is an arithmetic number, because the mean of its divisors is an integer number (612598).

2^2385871 is an apocalyptic number.

2385871 is a deficient number, since it is larger than the sum of its proper divisors (64521).

2385871 is an equidigital number, since it uses as much as digits as its factorization.

2385871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64520.

The product of its digits is 13440, while the sum is 34.

The square root of 2385871 is about 1544.6264920686. The cubic root of 2385871 is about 133.6233389073.

The spelling of 2385871 in words is "two million, three hundred eighty-five thousand, eight hundred seventy-one".