2788606 has 8 divisors (see below), whose sum is σ = 4192200. Its totient is φ = 1391208.

The previous prime is 2788603. The next prime is 2788619. The reversal of 2788606 is 6068872.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2788603) 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, 181 + ... + 2368.

It is an arithmetic number, because the mean of its divisors is an integer number (524025).

2^2788606 is an apocalyptic number.

2788606 is a deficient number, since it is larger than the sum of its proper divisors (1403594).

2788606 is a wasteful number, since it uses less digits than its factorization.

2788606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3098.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 2788606 is about 1669.9119737280. The cubic root of 2788606 is about 140.7545315801.

The spelling of 2788606 in words is "two million, seven hundred eighty-eight thousand, six hundred six".