2855799 has 12 divisors (see below), whose sum is σ = 4203576. Its totient is φ = 1867632.

The previous prime is 2855791. The next prime is 2855807. The reversal of 2855799 is 9975582.

It is a happy number.

2855799 is a `hidden beast` number, since 2 + 8 + 557 + 99 = 666.

It is an interprime number because it is at equal distance from previous prime (2855791) and next prime (2855807).

It is not a de Polignac number, because 2855799 - 2³ = 2855791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2855791) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2517 + ... + 3470.

It is an arithmetic number, because the mean of its divisors is an integer number (350298).

2^2855799 is an apocalyptic number.

2855799 is a deficient number, since it is larger than the sum of its proper divisors (1347777).

2855799 is a wasteful number, since it uses less digits than its factorization.

2855799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6046 (or 6043 counting only the distinct ones).

The product of its digits is 226800, while the sum is 45.

The square root of 2855799 is about 1689.9109443991. The cubic root of 2855799 is about 141.8760904132.

It can be divided in two parts, 285 and 5799, that added together give a square (6084 = 78²).

The spelling of 2855799 in words is "two million, eight hundred fifty-five thousand, seven hundred ninety-nine".