2516893 has 2 divisors, whose sum is σ = 2516894. Its totient is φ = 2516892.

The previous prime is 2516887. The next prime is 2516929. The reversal of 2516893 is 3986152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2377764 + 139129 = 1542^2 + 373^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2516893 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2516863) 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, 1258446 + 1258447.

It is an arithmetic number, because the mean of its divisors is an integer number (1258447).

2^2516893 is an apocalyptic number.

It is an amenable number.

2516893 is a deficient number, since it is larger than the sum of its proper divisors (1).

2516893 is an equidigital number, since it uses as much as digits as its factorization.

2516893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 34.

The square root of 2516893 is about 1586.4718717960. The cubic root of 2516893 is about 136.0258925614.

The spelling of 2516893 in words is "two million, five hundred sixteen thousand, eight hundred ninety-three".