2672871 has 4 divisors (see below), whose sum is σ = 3563832. Its totient is φ = 1781912.

The previous prime is 2672867. The next prime is 2672881. The reversal of 2672871 is 1782762.

2672871 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.

It is a cyclic number.

It is not a de Polignac number, because 2672871 - 2² = 2672867 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2672821) 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, 445476 + ... + 445481.

It is an arithmetic number, because the mean of its divisors is an integer number (890958).

2^2672871 is an apocalyptic number.

2672871 is a deficient number, since it is larger than the sum of its proper divisors (890961).

2672871 is an equidigital number, since it uses as much as digits as its factorization.

2672871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890960.

The product of its digits is 9408, while the sum is 33.

The square root of 2672871 is about 1634.8917395351. The cubic root of 2672871 is about 138.7797176829.

The spelling of 2672871 in words is "two million, six hundred seventy-two thousand, eight hundred seventy-one".