2340306 has 32 divisors (see below), whose sum is σ = 5476800. Its totient is φ = 738720.

The previous prime is 2340277. The next prime is 2340313. The reversal of 2340306 is 6030432.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115 + ... + 2166.

It is an arithmetic number, because the mean of its divisors is an integer number (171150).

2^2340306 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2340306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2738400).

2340306 is an abundant number, since it is smaller than the sum of its proper divisors (3136494).

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

2340306 is a wasteful number, since it uses less digits than its factorization.

2340306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2311 (or 2305 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2340306 is about 1529.8058700371. The cubic root of 2340306 is about 132.7672262110.

Adding to 2340306 its reverse (6030432), we get a palindrome (8370738).

The spelling of 2340306 in words is "two million, three hundred forty thousand, three hundred six".