2302340 has 12 divisors (see below), whose sum is σ = 4834956. Its totient is φ = 920928.

The previous prime is 2302331. The next prime is 2302343. The reversal of 2302340 is 432032.

It can be written as a sum of positive squares in 2 ways, for example, as 1763584 + 538756 = 1328^2 + 734^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2302343) 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, 57539 + ... + 57578.

It is an arithmetic number, because the mean of its divisors is an integer number (402913).

2^2302340 is an apocalyptic number.

2302340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2302340 is an abundant number, since it is smaller than the sum of its proper divisors (2532616).

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

2302340 is a wasteful number, since it uses less digits than its factorization.

2302340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115126 (or 115124 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 2302340 is about 1517.3463678409. The cubic root of 2302340 is about 132.0453624318.

Adding to 2302340 its reverse (432032), we get a palindrome (2734372).

The spelling of 2302340 in words is "two million, three hundred two thousand, three hundred forty".