342020234 has 8 divisors (see below), whose sum is σ = 515232900. Its totient is φ = 170275936.

The previous prime is 342020221. The next prime is 342020243. The reversal of 342020234 is 432020243.

It can be written as a sum of positive squares in 2 ways, for example, as 338008225 + 4012009 = 18385^2 + 2003^2 .

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

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, 366509 + ... + 367440.

Almost surely, 2^342020234 is an apocalyptic number.

342020234 is a deficient number, since it is larger than the sum of its proper divisors (173212666).

342020234 is a wasteful number, since it uses less digits than its factorization.

342020234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734184.

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

The square root of 342020234 is about 18493.7890655214. The cubic root of 342020234 is about 699.3328568905.

Adding to 342020234 its reverse (432020243), we get a palindrome (774040477).

Subtracting 342020234 from its reverse (432020243), we obtain a palindrome (90000009).

The spelling of 342020234 in words is "three hundred forty-two million, twenty thousand, two hundred thirty-four".