2788126 has 8 divisors (see below), whose sum is σ = 4562424. Its totient is φ = 1267320.

The previous prime is 2788091. The next prime is 2788133. The reversal of 2788126 is 6218872.

2788126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 2788091 and 2788100.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 63345 + ... + 63388.

It is an arithmetic number, because the mean of its divisors is an integer number (570303).

2^2788126 is an apocalyptic number.

2788126 is a deficient number, since it is larger than the sum of its proper divisors (1774298).

2788126 is a wasteful number, since it uses less digits than its factorization.

2788126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126746.

The product of its digits is 10752, while the sum is 34.

The square root of 2788126 is about 1669.7682473924. The cubic root of 2788126 is about 140.7464551372.

The spelling of 2788126 in words is "two million, seven hundred eighty-eight thousand, one hundred twenty-six".