2788322 has 8 divisors (see below), whose sum is σ = 4271616. Its totient is φ = 1364452.

The previous prime is 2788309. The next prime is 2788327. The reversal of 2788322 is 2238872.

2788322 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 d-powerful number, because it can be written as 2¹⁷ + 7³ + 8³ + 8⁵ + 3⁷ + 2¹⁹ + 2²¹ .

It is not an unprimeable number, because it can be changed into a prime (2788327) 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 3 ways as a sum of consecutive naturals, for example, 14738 + ... + 14925.

It is an arithmetic number, because the mean of its divisors is an integer number (533952).

2^2788322 is an apocalyptic number.

2788322 is a deficient number, since it is larger than the sum of its proper divisors (1483294).

2788322 is a wasteful number, since it uses less digits than its factorization.

2788322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29712.

The product of its digits is 10752, while the sum is 32.

The square root of 2788322 is about 1669.8269371405. The cubic root of 2788322 is about 140.7497531300.

The spelling of 2788322 in words is "two million, seven hundred eighty-eight thousand, three hundred twenty-two".