2858819 has 2 divisors, whose sum is σ = 2858820. Its totient is φ = 2858818.

The previous prime is 2858803. The next prime is 2858827. The reversal of 2858819 is 9188582.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2858819 - 2⁴ = 2858803 is a prime.

It is a super-2 number, since 2×2858819² = 16345692149522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2858519) 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, 1429409 + 1429410.

It is an arithmetic number, because the mean of its divisors is an integer number (1429410).

2^2858819 is an apocalyptic number.

2858819 is a deficient number, since it is larger than the sum of its proper divisors (1).

2858819 is an equidigital number, since it uses as much as digits as its factorization.

2858819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 41.

The square root of 2858819 is about 1690.8042465052. The cubic root of 2858819 is about 141.9260839933.

The spelling of 2858819 in words is "two million, eight hundred fifty-eight thousand, eight hundred nineteen".