2340242 has 16 divisors (see below), whose sum is σ = 3668760. Its totient is φ = 1118208.

The previous prime is 2340241. The next prime is 2340251. The reversal of 2340242 is 2420432.

2340242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2283121 + 57121 = 1511^2 + 239^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2340242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340241) 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, 8978 + ... + 9234.

2^2340242 is an apocalyptic number.

2340242 is a deficient number, since it is larger than the sum of its proper divisors (1328518).

2340242 is a wasteful number, since it uses less digits than its factorization.

2340242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 2340242 is about 1529.7849522073. The cubic root of 2340242 is about 132.7660159448.

Adding to 2340242 its reverse (2420432), we get a palindrome (4760674).

The spelling of 2340242 in words is "two million, three hundred forty thousand, two hundred forty-two".