2560049 has 2 divisors, whose sum is σ = 2560050. Its totient is φ = 2560048.

The previous prime is 2560039. The next prime is 2560057. The reversal of 2560049 is 9400652.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2560000 + 49 = 1600^2 + 7^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2560049 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2560039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1280024 + 1280025.

It is an arithmetic number, because the mean of its divisors is an integer number (1280025).

2^2560049 is an apocalyptic number.

It is an amenable number.

2560049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2560049 is an equidigital number, since it uses as much as digits as its factorization.

2560049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 2560049 is about 1600.0153124267. The cubic root of 2560049 is about 136.7989485288.

It can be divided in two parts, 25600 and 49, that multiplied together give a square (1254400 = 1120²).

The spelling of 2560049 in words is "two million, five hundred sixty thousand, forty-nine".