2871436 has 12 divisors (see below), whose sum is σ = 5320728. Its totient is φ = 1351232.

The previous prime is 2871433. The next prime is 2871439. The reversal of 2871436 is 6341782.

It is an interprime number because it is at equal distance from previous prime (2871433) and next prime (2871439).

It is a junction number, because it is equal to n+sod(n) for n = 2871398 and 2871407.

It is not an unprimeable number, because it can be changed into a prime (2871433) 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, 21046 + ... + 21181.

It is an arithmetic number, because the mean of its divisors is an integer number (443394).

2^2871436 is an apocalyptic number.

It is an amenable number.

2871436 is a deficient number, since it is larger than the sum of its proper divisors (2449292).

2871436 is a wasteful number, since it uses less digits than its factorization.

2871436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42248 (or 42246 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 2871436 is about 1694.5312036077. The cubic root of 2871436 is about 142.1345679318.

The spelling of 2871436 in words is "two million, eight hundred seventy-one thousand, four hundred thirty-six".