2877229 has 2 divisors, whose sum is σ = 2877230. Its totient is φ = 2877228.

The previous prime is 2877223. The next prime is 2877239. The reversal of 2877229 is 9227782.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1822500 + 1054729 = 1350^2 + 1027^2 .

It is a cyclic number.

It is not a de Polignac number, because 2877229 - 2³ = 2877221 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2877221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1438614 + 1438615.

It is an arithmetic number, because the mean of its divisors is an integer number (1438615).

2^2877229 is an apocalyptic number.

It is an amenable number.

2877229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2877229 is an equidigital number, since it uses as much as digits as its factorization.

2877229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28224, while the sum is 37.

The square root of 2877229 is about 1696.2396646701. The cubic root of 2877229 is about 142.2300872070.

The spelling of 2877229 in words is "two million, eight hundred seventy-seven thousand, two hundred twenty-nine".