2696222857 has 2 divisors, whose sum is σ = 2696222858. Its totient is φ = 2696222856.

The previous prime is 2696222803. The next prime is 2696222891. The reversal of 2696222857 is 7582226962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2693713801 + 2509056 = 51901^2 + 1584^2 .

It is a cyclic number.

It is not a de Polignac number, because 2696222857 - 2²⁷ = 2562005129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2696222857.

It is not a weakly prime, because it can be changed into another prime (2696222057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1348111428 + 1348111429.

It is an arithmetic number, because the mean of its divisors is an integer number (1348111429).

Almost surely, 2^2696222857 is an apocalyptic number.

It is an amenable number.

2696222857 is a deficient number, since it is larger than the sum of its proper divisors (1).

2696222857 is an equidigital number, since it uses as much as digits as its factorization.

2696222857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 49.

The square root of 2696222857 is about 51925.1659313670. The cubic root of 2696222857 is about 1391.8270157682.

The spelling of 2696222857 in words is "two billion, six hundred ninety-six million, two hundred twenty-two thousand, eight hundred fifty-seven".