2992805917 has 2 divisors, whose sum is σ = 2992805918. Its totient is φ = 2992805916.

The previous prime is 2992805873. The next prime is 2992805923. The reversal of 2992805917 is 7195082992.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2891320441 + 101485476 = 53771^2 + 10074^2 .

It is a cyclic number.

It is not a de Polignac number, because 2992805917 - 2⁷ = 2992805789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2992803917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1496402958 + 1496402959.

It is an arithmetic number, because the mean of its divisors is an integer number (1496402959).

Almost surely, 2^2992805917 is an apocalyptic number.

It is an amenable number.

2992805917 is a deficient number, since it is larger than the sum of its proper divisors (1).

2992805917 is an equidigital number, since it uses as much as digits as its factorization.

2992805917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 52.

The square root of 2992805917 is about 54706.5436396781. The cubic root of 2992805917 is about 1441.0957960972.

The spelling of 2992805917 in words is "two billion, nine hundred ninety-two million, eight hundred five thousand, nine hundred seventeen".