2340542 has 4 divisors (see below), whose sum is σ = 3510816. Its totient is φ = 1170270.

The previous prime is 2340521. The next prime is 2340551. The reversal of 2340542 is 2450432.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585134 + ... + 585137.

It is an arithmetic number, because the mean of its divisors is an integer number (877704).

2^2340542 is an apocalyptic number.

2340542 is a deficient number, since it is larger than the sum of its proper divisors (1170274).

2340542 is a wasteful number, since it uses less digits than its factorization.

2340542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170273.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2340542 is about 1529.8830020626. The cubic root of 2340542 is about 132.7716888771.

Adding to 2340542 its reverse (2450432), we get a palindrome (4790974).

It can be divided in two parts, 2340 and 542, that added together give a palindrome (2882).

The spelling of 2340542 in words is "two million, three hundred forty thousand, five hundred forty-two".