2859049 has 2 divisors, whose sum is σ = 2859050. Its totient is φ = 2859048.

The previous prime is 2859047. The next prime is 2859067. The reversal of 2859049 is 9409582.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2576025 + 283024 = 1605^2 + 532^2 .

It is a cyclic number.

It is not a de Polignac number, because 2859049 - 2¹ = 2859047 is a prime.

It is a super-2 number, since 2×2859049² = 16348322368802, which contains 22 as substring.

Together with 2859047, it forms a pair of twin primes.

2859049 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2858999 and 2859017.

It is not a weakly prime, because it can be changed into another prime (2859047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1429524 + 1429525.

It is an arithmetic number, because the mean of its divisors is an integer number (1429525).

2^2859049 is an apocalyptic number.

It is an amenable number.

2859049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2859049 is an equidigital number, since it uses as much as digits as its factorization.

2859049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 2859049 is about 1690.8722601072. The cubic root of 2859049 is about 141.9298900083.

The spelling of 2859049 in words is "two million, eight hundred fifty-nine thousand, forty-nine".