2297843 has 2 divisors, whose sum is σ = 2297844. Its totient is φ = 2297842.

The previous prime is 2297819. The next prime is 2297849. The reversal of 2297843 is 3487922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2297843 - 2⁸ = 2297587 is a prime.

It is a d-powerful number, because it can be written as 2¹¹ + 2²¹ + 9² + 7⁵ + 8³ + 4⁶ + 3¹¹ .

It is not a weakly prime, because it can be changed into another prime (2297849) 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, 1148921 + 1148922.

It is an arithmetic number, because the mean of its divisors is an integer number (1148922).

2^2297843 is an apocalyptic number.

2297843 is a deficient number, since it is larger than the sum of its proper divisors (1).

2297843 is an equidigital number, since it uses as much as digits as its factorization.

2297843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 2297843 is about 1515.8637801597. The cubic root of 2297843 is about 131.9593347340.

It can be divided in two parts, 2 and 297843, that multiplied together give a triangular number (595686 = T₁₀₉₁).

The spelling of 2297843 in words is "two million, two hundred ninety-seven thousand, eight hundred forty-three".