2856633 has 16 divisors (see below), whose sum is σ = 4152960. Its totient is φ = 1736064.

The previous prime is 2856617. The next prime is 2856653. The reversal of 2856633 is 3366582.

It is not a de Polignac number, because 2856633 - 2⁴ = 2856617 is a prime.

It is a super-3 number, since 3×2856633³ = 69933393273062964411, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2856594 and 2856603.

It is not an unprimeable number, because it can be changed into a prime (2856653) 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 15 ways as a sum of consecutive naturals, for example, 3060 + ... + 3882.

It is an arithmetic number, because the mean of its divisors is an integer number (259560).

2^2856633 is an apocalyptic number.

It is an amenable number.

2856633 is a deficient number, since it is larger than the sum of its proper divisors (1296327).

2856633 is a wasteful number, since it uses less digits than its factorization.

2856633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928.

The product of its digits is 25920, while the sum is 33.

The square root of 2856633 is about 1690.1576849513. The cubic root of 2856633 is about 141.8899001086.

The spelling of 2856633 in words is "two million, eight hundred fifty-six thousand, six hundred thirty-three".