2306722871 has 2 divisors, whose sum is σ = 2306722872. Its totient is φ = 2306722870.

The previous prime is 2306722861. The next prime is 2306722879. The reversal of 2306722871 is 1782276032.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2306722871 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2306722879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1153361435 + 1153361436.

It is an arithmetic number, because the mean of its divisors is an integer number (1153361436).

Almost surely, 2^2306722871 is an apocalyptic number.

2306722871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2306722871 is an equidigital number, since it uses as much as digits as its factorization.

2306722871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 2306722871 is about 48028.3548646006. The cubic root of 2306722871 is about 1321.2909911391.

The spelling of 2306722871 in words is "two billion, three hundred six million, seven hundred twenty-two thousand, eight hundred seventy-one".