2548957 has 2 divisors, whose sum is σ = 2548958. Its totient is φ = 2548956.

The previous prime is 2548939. The next prime is 2548961. The reversal of 2548957 is 7598452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2105401 + 443556 = 1451^2 + 666^2 .

It is a cyclic number.

It is not a de Polignac number, because 2548957 - 2¹¹ = 2546909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2548927) 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, 1274478 + 1274479.

It is an arithmetic number, because the mean of its divisors is an integer number (1274479).

2^2548957 is an apocalyptic number.

It is an amenable number.

2548957 is a deficient number, since it is larger than the sum of its proper divisors (1).

2548957 is an equidigital number, since it uses as much as digits as its factorization.

2548957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 40.

The square root of 2548957 is about 1596.5453328985. The cubic root of 2548957 is about 136.6010915497.

The spelling of 2548957 in words is "two million, five hundred forty-eight thousand, nine hundred fifty-seven".