2788323 has 8 divisors (see below), whose sum is σ = 3936528. Its totient is φ = 1749504.

The previous prime is 2788309. The next prime is 2788327. The reversal of 2788323 is 3238872.

It is a happy number.

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

It is not a de Polignac number, because 2788323 - 2¹⁰ = 2787299 is a prime.

2788323 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2788327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27286 + ... + 27387.

It is an arithmetic number, because the mean of its divisors is an integer number (492066).

2^2788323 is an apocalyptic number.

2788323 is a deficient number, since it is larger than the sum of its proper divisors (1148205).

2788323 is a wasteful number, since it uses less digits than its factorization.

2788323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54693.

The product of its digits is 16128, while the sum is 33.

The square root of 2788323 is about 1669.8272365727. The cubic root of 2788323 is about 140.7497699561.

The spelling of 2788323 in words is "two million, seven hundred eighty-eight thousand, three hundred twenty-three".