2827823 has 2 divisors, whose sum is σ = 2827824. Its totient is φ = 2827822.

The previous prime is 2827813. The next prime is 2827901. The reversal of 2827823 is 3287282.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2827823 - 2¹⁴ = 2811439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2827823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2827813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1413911 + 1413912.

It is an arithmetic number, because the mean of its divisors is an integer number (1413912).

2^2827823 is an apocalyptic number.

2827823 is a deficient number, since it is larger than the sum of its proper divisors (1).

2827823 is an equidigital number, since it uses as much as digits as its factorization.

2827823 is an evil number, because the sum of its binary digits is even.

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

The square root of 2827823 is about 1681.6132135542. The cubic root of 2827823 is about 141.4112867746.

The spelling of 2827823 in words is "two million, eight hundred twenty-seven thousand, eight hundred twenty-three".