2494823 has 2 divisors, whose sum is σ = 2494824. Its totient is φ = 2494822.

The previous prime is 2494819. The next prime is 2494829. The reversal of 2494823 is 3284942.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2494823 - 2² = 2494819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2494823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2494829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1247411 + 1247412.

It is an arithmetic number, because the mean of its divisors is an integer number (1247412).

2^2494823 is an apocalyptic number.

2494823 is a deficient number, since it is larger than the sum of its proper divisors (1).

2494823 is an equidigital number, since it uses as much as digits as its factorization.

2494823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 32.

The square root of 2494823 is about 1579.5008705284. The cubic root of 2494823 is about 135.6271324886.

The spelling of 2494823 in words is "two million, four hundred ninety-four thousand, eight hundred twenty-three".