2298385 has 4 divisors (see below), whose sum is σ = 2758068. Its totient is φ = 1838704.

The previous prime is 2298379. The next prime is 2298389. The reversal of 2298385 is 5838922.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 690561 + 1607824 = 831^2 + 1268^2 .

It is a cyclic number.

It is not a de Polignac number, because 2298385 - 2³ = 2298377 is a prime.

It is a d-powerful number, because it can be written as 2² + 2¹⁴ + 9⁴ + 8³ + 3¹¹ + 8⁷ + 5⁴ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2298389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229834 + ... + 229843.

It is an arithmetic number, because the mean of its divisors is an integer number (689517).

2^2298385 is an apocalyptic number.

It is an amenable number.

2298385 is a deficient number, since it is larger than the sum of its proper divisors (459683).

2298385 is an equidigital number, since it uses as much as digits as its factorization.

2298385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459682.

The product of its digits is 34560, while the sum is 37.

The square root of 2298385 is about 1516.0425455771. The cubic root of 2298385 is about 131.9697091499.

The spelling of 2298385 in words is "two million, two hundred ninety-eight thousand, three hundred eighty-five".