2516057 has 2 divisors, whose sum is σ = 2516058. Its totient is φ = 2516056.

The previous prime is 2516021. The next prime is 2516077. The reversal of 2516057 is 7506152.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2374681 + 141376 = 1541^2 + 376^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2516057 is a prime.

It is not a weakly prime, because it can be changed into another prime (2516077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1258028 + 1258029.

It is an arithmetic number, because the mean of its divisors is an integer number (1258029).

2^2516057 is an apocalyptic number.

It is an amenable number.

2516057 is a deficient number, since it is larger than the sum of its proper divisors (1).

2516057 is an equidigital number, since it uses as much as digits as its factorization.

2516057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 2516057 is about 1586.2083721882. The cubic root of 2516057 is about 136.0108303082.

The spelling of 2516057 in words is "two million, five hundred sixteen thousand, fifty-seven".