2285705399 has 2 divisors, whose sum is σ = 2285705400. Its totient is φ = 2285705398.

The previous prime is 2285705347. The next prime is 2285705407. The reversal of 2285705399 is 9935075822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2285705399 - 2⁸ = 2285705143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2285705099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1142852699 + 1142852700.

It is an arithmetic number, because the mean of its divisors is an integer number (1142852700).

Almost surely, 2^2285705399 is an apocalyptic number.

2285705399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2285705399 is an equidigital number, since it uses as much as digits as its factorization.

2285705399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1360800, while the sum is 50.

The square root of 2285705399 is about 47809.0514338028. The cubic root of 2285705399 is about 1317.2658048632.

The spelling of 2285705399 in words is "two billion, two hundred eighty-five million, seven hundred five thousand, three hundred ninety-nine".