4549859 has 2 divisors, whose sum is σ = 4549860. Its totient is φ = 4549858.

The previous prime is 4549849. The next prime is 4549861. The reversal of 4549859 is 9589454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4549859 - 2²⁰ = 3501283 is a prime.

It is a Sophie Germain prime.

Together with 4549861, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4549849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2274929 + 2274930.

It is an arithmetic number, because the mean of its divisors is an integer number (2274930).

Almost surely, 2^4549859 is an apocalyptic number.

4549859 is a deficient number, since it is larger than the sum of its proper divisors (1).

4549859 is an equidigital number, since it uses as much as digits as its factorization.

4549859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 44.

The square root of 4549859 is about 2133.0398496043. The cubic root of 4549859 is about 165.7038679327.

The spelling of 4549859 in words is "four million, five hundred forty-nine thousand, eight hundred fifty-nine".