2390797 has 2 divisors, whose sum is σ = 2390798. Its totient is φ = 2390796.

The previous prime is 2390779. The next prime is 2390803. The reversal of 2390797 is 7970932.

2390797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (2390779) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1943236 + 447561 = 1394^2 + 669^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2390797 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2390737) 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, 1195398 + 1195399.

It is an arithmetic number, because the mean of its divisors is an integer number (1195399).

2^2390797 is an apocalyptic number.

It is an amenable number.

2390797 is a deficient number, since it is larger than the sum of its proper divisors (1).

2390797 is an equidigital number, since it uses as much as digits as its factorization.

2390797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23814, while the sum is 37.

The square root of 2390797 is about 1546.2202301095. The cubic root of 2390797 is about 133.7152377123.

It can be divided in two parts, 239079 and 7, that added together give a triangular number (239086 = T₆₉₁).

The spelling of 2390797 in words is "two million, three hundred ninety thousand, seven hundred ninety-seven".