342340 has 12 divisors (see below), whose sum is σ = 718956. Its totient is φ = 136928.

The previous prime is 342337. The next prime is 342341. The reversal of 342340 is 43243.

It can be written as a sum of positive squares in 2 ways, for example, as 37636 + 304704 = 194^2 + 552^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342341) 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, 8539 + ... + 8578.

It is an arithmetic number, because the mean of its divisors is an integer number (59913).

2³⁴²³⁴⁰ is an apocalyptic number.

It is an amenable number.

342340 is an abundant number, since it is smaller than the sum of its proper divisors (376616).

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

342340 is a wasteful number, since it uses less digits than its factorization.

342340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17126 (or 17124 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 342340 is about 585.0982823424. The cubic root of 342340 is about 69.9550732125.

Adding to 342340 its reverse (43243), we get a palindrome (385583).

The spelling of 342340 in words is "three hundred forty-two thousand, three hundred forty", and thus it is an iban number.