2855894 has 8 divisors (see below), whose sum is σ = 4315080. Its totient is φ = 1417536.

The previous prime is 2855893. The next prime is 2855899. The reversal of 2855894 is 4985582.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2855894² = 16312261078472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2855893) 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 in 3 ways as a sum of consecutive naturals, for example, 4859 + ... + 5414.

It is an arithmetic number, because the mean of its divisors is an integer number (539385).

2^2855894 is an apocalyptic number.

2855894 is a deficient number, since it is larger than the sum of its proper divisors (1459186).

2855894 is a wasteful number, since it uses less digits than its factorization.

2855894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10414.

The product of its digits is 115200, while the sum is 41.

The square root of 2855894 is about 1689.9390521554. The cubic root of 2855894 is about 141.8776635957.

The spelling of 2855894 in words is "two million, eight hundred fifty-five thousand, eight hundred ninety-four".