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2298 = 23383

2298 has 8 divisors (see below), whose sum is σ = 4608. Its totient is φ = 764.

The previous prime is 2297. The next prime is 2309. The reversal of 2298 is 8922.

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

2298 is an admirable number.

It is a Curzon number.

It is a plaindrome in base 11.

It is a nialpdrome in base 14 and base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2293) 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, 186 + ... + 197.

It is an arithmetic number, because the mean of its divisors is an integer number (576).

22298 is an apocalyptic number.

2298 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2304).

2298 is a wasteful number, since it uses less digits than its factorization.

2298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388.

The product of its digits is 288, while the sum is 21.

The square root of 2298 is about 47.9374592568. The cubic root of 2298 is about 13.1962340037.

It can be divided in two parts, 22 and 98, that added together give a triangular number (120 = T15).

The spelling of 2298 in words is "two thousand, two hundred ninety-eight".

Divisors: 1 2 3 6 383 766 1149 2298