2290697287 has 2 divisors, whose sum is σ = 2290697288. Its totient is φ = 2290697286.

The previous prime is 2290697267. The next prime is 2290697341. The reversal of 2290697287 is 7827960922.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2290697287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2290697267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1145348643 + 1145348644.

It is an arithmetic number, because the mean of its divisors is an integer number (1145348644).

Almost surely, 2^2290697287 is an apocalyptic number.

2290697287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2290697287 is an equidigital number, since it uses as much as digits as its factorization.

2290697287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1524096, while the sum is 52.

The square root of 2290697287 is about 47861.2294764771. The cubic root of 2290697287 is about 1318.2240593241.

The spelling of 2290697287 in words is "two billion, two hundred ninety million, six hundred ninety-seven thousand, two hundred eighty-seven".