2298312 has 48 divisors (see below), whose sum is σ = 6296940. Its totient is φ = 757248.

The previous prime is 2298311. The next prime is 2298313. The reversal of 2298312 is 2138922.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2298311) and next prime (2298313).

It can be written as a sum of positive squares in 2 ways, for example, as 2268036 + 30276 = 1506^2 + 174^2 .

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (2298311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9748 + ... + 9980.

2^2298312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2298312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3148470).

2298312 is an abundant number, since it is smaller than the sum of its proper divisors (3998628).

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

2298312 is a wasteful number, since it uses less digits than its factorization.

2298312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382 (or 375 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 2298312 is about 1516.0184695445. The cubic root of 2298312 is about 131.9683119528.

The spelling of 2298312 in words is "two million, two hundred ninety-eight thousand, three hundred twelve".