2297231 has 2 divisors, whose sum is σ = 2297232. Its totient is φ = 2297230.

The previous prime is 2297221. The next prime is 2297249. The reversal of 2297231 is 1327922.

2297231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2297231 - 2¹⁴ = 2280847 is a prime.

It is a super-2 number, since 2×2297231² = 10554540534722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2297231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2297221) 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, 1148615 + 1148616.

It is an arithmetic number, because the mean of its divisors is an integer number (1148616).

2^2297231 is an apocalyptic number.

2297231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2297231 is an equidigital number, since it uses as much as digits as its factorization.

2297231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 26.

The square root of 2297231 is about 1515.6619016126. The cubic root of 2297231 is about 131.9476184877.

The spelling of 2297231 in words is "two million, two hundred ninety-seven thousand, two hundred thirty-one".