342044042 has 16 divisors (see below), whose sum is σ = 540444960. Its totient is φ = 161908272.

The previous prime is 342044039. The next prime is 342044047. The reversal of 342044042 is 240440243.

It is a junction number, because it is equal to n+sod(n) for n = 342043999 and 342044017.

It is not an unprimeable number, because it can be changed into a prime (342044047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83228 + ... + 87240.

It is an arithmetic number, because the mean of its divisors is an integer number (33777810).

Almost surely, 2^342044042 is an apocalyptic number.

342044042 is a deficient number, since it is larger than the sum of its proper divisors (198400918).

342044042 is a wasteful number, since it uses less digits than its factorization.

342044042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6277.

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 342044042 is about 18494.4327298785. The cubic root of 342044042 is about 699.3490833480.

Adding to 342044042 its reverse (240440243), we get a palindrome (582484285).

The spelling of 342044042 in words is "three hundred forty-two million, forty-four thousand, forty-two".