2340138 has 16 divisors (see below), whose sum is σ = 4740480. Its totient is φ = 770016.

The previous prime is 2340133. The next prime is 2340167. The reversal of 2340138 is 8310432.

It is a happy number.

2340138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2340133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1995 + ... + 2942.

It is an arithmetic number, because the mean of its divisors is an integer number (296280).

2^2340138 is an apocalyptic number.

2340138 is an abundant number, since it is smaller than the sum of its proper divisors (2400342).

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

2340138 is a wasteful number, since it uses less digits than its factorization.

2340138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5021.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2340138 is about 1529.7509601239. The cubic root of 2340138 is about 132.7640492151.

The spelling of 2340138 in words is "two million, three hundred forty thousand, one hundred thirty-eight".