4242120342 has 16 divisors (see below), whose sum is σ = 8484895152. Its totient is φ = 1413931040.

The previous prime is 4242120341. The next prime is 4242120353. The reversal of 4242120342 is 2430212424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4242120341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110668 + ... + 143984.

It is an arithmetic number, because the mean of its divisors is an integer number (530305947).

Almost surely, 2^4242120342 is an apocalyptic number.

4242120342 is an abundant number, since it is smaller than the sum of its proper divisors (4242774810).

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

4242120342 is a wasteful number, since it uses less digits than its factorization.

4242120342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54543.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 4242120342 is about 65131.5617961062. The cubic root of 4242120342 is about 1618.8042212137.

Adding to 4242120342 its reverse (2430212424), we get a palindrome (6672332766).

The spelling of 4242120342 in words is "four billion, two hundred forty-two million, one hundred twenty thousand, three hundred forty-two".