2298818 has 4 divisors (see below), whose sum is σ = 3448230. Its totient is φ = 1149408.

The previous prime is 2298787. The next prime is 2298833. The reversal of 2298818 is 8188922.

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

It can be written as a sum of positive squares in only one way, i.e., 1181569 + 1117249 = 1087^2 + 1057^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574703 + ... + 574706.

2^2298818 is an apocalyptic number.

2298818 is a deficient number, since it is larger than the sum of its proper divisors (1149412).

2298818 is a wasteful number, since it uses less digits than its factorization.

2298818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149411.

The product of its digits is 18432, while the sum is 38.

The square root of 2298818 is about 1516.1853448705. The cubic root of 2298818 is about 131.9779960261.

The spelling of 2298818 in words is "two million, two hundred ninety-eight thousand, eight hundred eighteen".