2530777 has 2 divisors, whose sum is σ = 2530778. Its totient is φ = 2530776.

The previous prime is 2530769. The next prime is 2530783. The reversal of 2530777 is 7770352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2446096 + 84681 = 1564^2 + 291^2 .

It is a cyclic number.

It is not a de Polignac number, because 2530777 - 2³ = 2530769 is a prime.

It is not a weakly prime, because it can be changed into another prime (2530727) 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, 1265388 + 1265389.

It is an arithmetic number, because the mean of its divisors is an integer number (1265389).

2^2530777 is an apocalyptic number.

It is an amenable number.

2530777 is a deficient number, since it is larger than the sum of its proper divisors (1).

2530777 is an equidigital number, since it uses as much as digits as its factorization.

2530777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10290, while the sum is 31.

The square root of 2530777 is about 1590.8416011659. The cubic root of 2530777 is about 136.2755550641.

The spelling of 2530777 in words is "two million, five hundred thirty thousand, seven hundred seventy-seven".