2340342 has 24 divisors (see below), whose sum is σ = 5292144. Its totient is φ = 746064.

The previous prime is 2340341. The next prime is 2340347. The reversal of 2340342 is 2430432.

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

It is a d-powerful number, because it can be written as 2³ + 3⁵ + 4⁴ + 0 + 3¹¹ + 4⁸ + 2²¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340341) 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, 2413 + ... + 3240.

It is an arithmetic number, because the mean of its divisors is an integer number (220506).

2^2340342 is an apocalyptic number.

2340342 is an abundant number, since it is smaller than the sum of its proper divisors (2951802).

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

2340342 is a wasteful number, since it uses less digits than its factorization.

2340342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5684 (or 5681 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 2340342 is about 1529.8176361907. The cubic root of 2340342 is about 132.7679069761.

Adding to 2340342 its reverse (2430432), we get a palindrome (4770774).

The spelling of 2340342 in words is "two million, three hundred forty thousand, three hundred forty-two".