2882857 has 2 divisors, whose sum is σ = 2882858. Its totient is φ = 2882856.

The previous prime is 2882837. The next prime is 2882863. The reversal of 2882857 is 7582882.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1792921 + 1089936 = 1339^2 + 1044^2 .

It is a cyclic number.

It is not a de Polignac number, because 2882857 - 2⁷ = 2882729 is a prime.

It is a plaindrome in base 7.

It is not a weakly prime, because it can be changed into another prime (2882807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1441428 + 1441429.

It is an arithmetic number, because the mean of its divisors is an integer number (1441429).

2^2882857 is an apocalyptic number.

It is an amenable number.

2882857 is a deficient number, since it is larger than the sum of its proper divisors (1).

2882857 is an equidigital number, since it uses as much as digits as its factorization.

2882857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 71680, while the sum is 40.

The square root of 2882857 is about 1697.8978178913. The cubic root of 2882857 is about 142.3227631320.

The spelling of 2882857 in words is "two million, eight hundred eighty-two thousand, eight hundred fifty-seven".