2516783 has 2 divisors, whose sum is σ = 2516784. Its totient is φ = 2516782.

The previous prime is 2516779. The next prime is 2516837. The reversal of 2516783 is 3876152.

It is a happy number.

Together with next prime (2516837) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2516783 - 2² = 2516779 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2516713) 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 as a sum of consecutive naturals, namely, 1258391 + 1258392.

It is an arithmetic number, because the mean of its divisors is an integer number (1258392).

2^2516783 is an apocalyptic number.

2516783 is a deficient number, since it is larger than the sum of its proper divisors (1).

2516783 is an equidigital number, since it uses as much as digits as its factorization.

2516783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 32.

The square root of 2516783 is about 1586.4372032955. The cubic root of 2516783 is about 136.0239108766.

The spelling of 2516783 in words is "two million, five hundred sixteen thousand, seven hundred eighty-three".