2290039 has 2 divisors, whose sum is σ = 2290040. Its totient is φ = 2290038.

The previous prime is 2290037. The next prime is 2290049. The reversal of 2290039 is 9300922.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2290039 - 2¹ = 2290037 is a prime.

Together with 2290037, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2289995 and 2290022.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2290031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1145019 + 1145020.

It is an arithmetic number, because the mean of its divisors is an integer number (1145020).

2^2290039 is an apocalyptic number.

2290039 is a deficient number, since it is larger than the sum of its proper divisors (1).

2290039 is an equidigital number, since it uses as much as digits as its factorization.

2290039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 2290039 is about 1513.2874809500. The cubic root of 2290039 is about 131.8097772756.

The spelling of 2290039 in words is "two million, two hundred ninety thousand, thirty-nine".