342234 has 12 divisors (see below), whose sum is σ = 741546. Its totient is φ = 114072.

The previous prime is 342233. The next prime is 342239. The reversal of 342234 is 432243.

342234 is nontrivially palindromic in base 5.

It can be written as a sum of positive squares in only one way, i.e., 342225 + 9 = 585^2 + 3^2 .

It is a super-2 number, since 2×342234² = 234248221512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 19013 = 342234 / (3 + 4 + 2 + 2 + 3 + 4).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (342233) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9489 + ... + 9524.

2³⁴²²³⁴ is an apocalyptic number.

342234 is an abundant number, since it is smaller than the sum of its proper divisors (399312).

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

342234 is a wasteful number, since it uses less digits than its factorization.

342234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19021 (or 19018 counting only the distinct ones).

The product of its digits is 576, while the sum is 18.

The square root of 342234 is about 585.0076922571. The cubic root of 342234 is about 69.9478523178.

Adding to 342234 its reverse (432243), we get a palindrome (774477).

Subtracting 342234 from its reverse (432243), we obtain a palindrome (90009).

It can be divided in two parts, 342 and 234, that added together give a square (576 = 24²).

The spelling of 342234 in words is "three hundred forty-two thousand, two hundred thirty-four".