2299387 has 2 divisors, whose sum is σ = 2299388. Its totient is φ = 2299386.

The previous prime is 2299357. The next prime is 2299391. The reversal of 2299387 is 7839922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2299387 - 2⁷ = 2299259 is a prime.

It is not a weakly prime, because it can be changed into another prime (2299327) 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, 1149693 + 1149694.

It is an arithmetic number, because the mean of its divisors is an integer number (1149694).

2^2299387 is an apocalyptic number.

2299387 is a deficient number, since it is larger than the sum of its proper divisors (1).

2299387 is an equidigital number, since it uses as much as digits as its factorization.

2299387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 40.

The square root of 2299387 is about 1516.3729752274. The cubic root of 2299387 is about 131.9888841267.

The spelling of 2299387 in words is "two million, two hundred ninety-nine thousand, three hundred eighty-seven".