2877239 has 2 divisors, whose sum is σ = 2877240. Its totient is φ = 2877238.

The previous prime is 2877229. The next prime is 2877247. The reversal of 2877239 is 9327782.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2877239 - 2⁴ = 2877223 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 (2877229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1438619 + 1438620.

It is an arithmetic number, because the mean of its divisors is an integer number (1438620).

2^2877239 is an apocalyptic number.

2877239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2877239 is an equidigital number, since it uses as much as digits as its factorization.

2877239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 38.

The square root of 2877239 is about 1696.2426123642. The cubic root of 2877239 is about 142.2302519835.

The spelling of 2877239 in words is "two million, eight hundred seventy-seven thousand, two hundred thirty-nine".