2788833 has 16 divisors (see below), whose sum is σ = 3974400. Its totient is φ = 1733376.

The previous prime is 2788831. The next prime is 2788889. The reversal of 2788833 is 3388872.

2788833 = 397² + 398² + ... + 413².

It is a happy number.

2788833 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2788833 - 2¹ = 2788831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2788791 and 2788800.

It is not an unprimeable number, because it can be changed into a prime (2788831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7416 + ... + 7782.

It is an arithmetic number, because the mean of its divisors is an integer number (248400).

2^2788833 is an apocalyptic number.

It is an amenable number.

2788833 is a deficient number, since it is larger than the sum of its proper divisors (1185567).

2788833 is a wasteful number, since it uses less digits than its factorization.

2788833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536.

The product of its digits is 64512, while the sum is 39.

The square root of 2788833 is about 1669.9799399993. The cubic root of 2788833 is about 140.7583507418.

Adding to 2788833 its sum of digits (39), we get a palindrome (2788872).

The spelling of 2788833 in words is "two million, seven hundred eighty-eight thousand, eight hundred thirty-three".