2876021 has 2 divisors, whose sum is σ = 2876022. Its totient is φ = 2876020.

The previous prime is 2875991. The next prime is 2876051. The reversal of 2876021 is 1206782.

It is a balanced prime because it is at equal distance from previous prime (2875991) and next prime (2876051).

It can be written as a sum of positive squares in only one way, i.e., 2283121 + 592900 = 1511^2 + 770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2876021 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2876051) 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 as a sum of consecutive naturals, namely, 1438010 + 1438011.

It is an arithmetic number, because the mean of its divisors is an integer number (1438011).

2^2876021 is an apocalyptic number.

It is an amenable number.

2876021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2876021 is an equidigital number, since it uses as much as digits as its factorization.

2876021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 2876021 is about 1695.8835455302. The cubic root of 2876021 is about 142.2101793957.

The spelling of 2876021 in words is "two million, eight hundred seventy-six thousand, twenty-one".