4859819 has 2 divisors, whose sum is σ = 4859820. Its totient is φ = 4859818.

The previous prime is 4859759. The next prime is 4859821. The reversal of 4859819 is 9189584.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4859819 - 2⁸ = 4859563 is a prime.

It is a super-2 number, since 2×4859819² = 47235681425522, which contains 22 as substring.

Together with 4859821, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4859819.

It is not a weakly prime, because it can be changed into another prime (4859419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2429909 + 2429910.

It is an arithmetic number, because the mean of its divisors is an integer number (2429910).

Almost surely, 2^4859819 is an apocalyptic number.

4859819 is a deficient number, since it is larger than the sum of its proper divisors (1).

4859819 is an equidigital number, since it uses as much as digits as its factorization.

4859819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 44.

The square root of 4859819 is about 2204.4997164890. The cubic root of 4859819 is about 169.3843823636.

The spelling of 4859819 in words is "four million, eight hundred fifty-nine thousand, eight hundred nineteen".