2298705 has 8 divisors (see below), whose sum is σ = 3677952. Its totient is φ = 1225968.

The previous prime is 2298691. The next prime is 2298707. The reversal of 2298705 is 5078922.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2298705 - 2⁶ = 2298641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2298707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76609 + ... + 76638.

It is an arithmetic number, because the mean of its divisors is an integer number (459744).

2^2298705 is an apocalyptic number.

It is an amenable number.

2298705 is a deficient number, since it is larger than the sum of its proper divisors (1379247).

2298705 is a wasteful number, since it uses less digits than its factorization.

2298705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153255.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 2298705 is about 1516.1480798392. The cubic root of 2298705 is about 131.9758335006.

It can be divided in two parts, 2298 and 705, that added together give a palindrome (3003).

The spelling of 2298705 in words is "two million, two hundred ninety-eight thousand, seven hundred five".