342140 has 12 divisors (see below), whose sum is σ = 718536. Its totient is φ = 136848.

The previous prime is 342131. The next prime is 342143. The reversal of 342140 is 41243.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 342140.

It is not an unprimeable number, because it can be changed into a prime (342143) 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, 8534 + ... + 8573.

It is an arithmetic number, because the mean of its divisors is an integer number (59878).

2³⁴²¹⁴⁰ is an apocalyptic number.

It is an amenable number.

342140 is an abundant number, since it is smaller than the sum of its proper divisors (376396).

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

342140 is a wasteful number, since it uses less digits than its factorization.

342140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17116 (or 17114 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 342140 is about 584.9273459157. The cubic root of 342140 is about 69.9414476354.

Adding to 342140 its reverse (41243), we get a palindrome (383383).

The spelling of 342140 in words is "three hundred forty-two thousand, one hundred forty", and thus it is an iban number.