2285399 has 2 divisors, whose sum is σ = 2285400. Its totient is φ = 2285398.

The previous prime is 2285389. The next prime is 2285401. The reversal of 2285399 is 9935822.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2285399 is a prime.

Together with 2285401, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2285329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1142699 + 1142700.

It is an arithmetic number, because the mean of its divisors is an integer number (1142700).

2^2285399 is an apocalyptic number.

2285399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2285399 is an equidigital number, since it uses as much as digits as its factorization.

2285399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 38.

The square root of 2285399 is about 1511.7536174920. The cubic root of 2285399 is about 131.7206942369.

The spelling of 2285399 in words is "two million, two hundred eighty-five thousand, three hundred ninety-nine".