342442042 has 8 divisors (see below), whose sum is σ = 514084032. Its totient is φ = 171080700.

The previous prime is 342442021. The next prime is 342442069. The reversal of 342442042 is 240244243.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 342441998 and 342442016.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 67084 + ... + 72007.

It is an arithmetic number, because the mean of its divisors is an integer number (64260504).

Almost surely, 2^342442042 is an apocalyptic number.

342442042 is a deficient number, since it is larger than the sum of its proper divisors (171641990).

342442042 is a wasteful number, since it uses less digits than its factorization.

342442042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140324.

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 342442042 is about 18505.1895964348. The cubic root of 342442042 is about 699.6202307367.

Adding to 342442042 its reverse (240244243), we get a palindrome (582686285).

The spelling of 342442042 in words is "three hundred forty-two million, four hundred forty-two thousand, forty-two".