2320291 has 2 divisors, whose sum is σ = 2320292. Its totient is φ = 2320290.

The previous prime is 2320259. The next prime is 2320301. The reversal of 2320291 is 1920232.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2320291 - 2⁵ = 2320259 is a prime.

It is not a weakly prime, because it can be changed into another prime (2320091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160145 + 1160146.

It is an arithmetic number, because the mean of its divisors is an integer number (1160146).

2^2320291 is an apocalyptic number.

2320291 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320291 is an equidigital number, since it uses as much as digits as its factorization.

2320291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 2320291 is about 1523.2501436074. The cubic root of 2320291 is about 132.3876536712.

The spelling of 2320291 in words is "two million, three hundred twenty thousand, two hundred ninety-one".