2776061 has 2 divisors, whose sum is σ = 2776062. Its totient is φ = 2776060.

The previous prime is 2776051. The next prime is 2776063. The reversal of 2776061 is 1606772.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2540836 + 235225 = 1594^2 + 485^2 .

It is a cyclic number.

It is not a de Polignac number, because 2776061 - 2¹⁴ = 2759677 is a prime.

Together with 2776063, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2776063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1388030 + 1388031.

It is an arithmetic number, because the mean of its divisors is an integer number (1388031).

2^2776061 is an apocalyptic number.

It is an amenable number.

2776061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2776061 is an equidigital number, since it uses as much as digits as its factorization.

2776061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 2776061 is about 1666.1515537309. The cubic root of 2776061 is about 140.5431451863.

The spelling of 2776061 in words is "two million, seven hundred seventy-six thousand, sixty-one".