342042203 has 4 divisors (see below), whose sum is σ = 342085560. Its totient is φ = 341998848.

The previous prime is 342042163. The next prime is 342042277. The reversal of 342042203 is 302240243.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 342042203 - 2⁶ = 342042139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342042403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6125 + ... + 26862.

It is an arithmetic number, because the mean of its divisors is an integer number (85521390).

Almost surely, 2^342042203 is an apocalyptic number.

342042203 is a deficient number, since it is larger than the sum of its proper divisors (43357).

342042203 is a wasteful number, since it uses less digits than its factorization.

342042203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43356.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 342042203 is about 18494.3830121472. The cubic root of 342042203 is about 699.3478299955.

Adding to 342042203 its reverse (302240243), we get a palindrome (644282446).

The spelling of 342042203 in words is "three hundred forty-two million, forty-two thousand, two hundred three".