2871854 has 8 divisors (see below), whose sum is σ = 4315008. Its totient is φ = 1433520.

The previous prime is 2871853. The next prime is 2871857. The reversal of 2871854 is 4581782.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2871853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1514 + ... + 2834.

It is an arithmetic number, because the mean of its divisors is an integer number (539376).

2^2871854 is an apocalyptic number.

2871854 is a deficient number, since it is larger than the sum of its proper divisors (1443154).

2871854 is a wasteful number, since it uses less digits than its factorization.

2871854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410.

The product of its digits is 17920, while the sum is 35.

The square root of 2871854 is about 1694.6545370665. The cubic root of 2871854 is about 142.1414645237.

The spelling of 2871854 in words is "two million, eight hundred seventy-one thousand, eight hundred fifty-four".