342444 has 12 divisors (see below), whose sum is σ = 799064. Its totient is φ = 114144.

The previous prime is 342421. The next prime is 342449. The reversal of 342444 is 444243.

342444 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 342444.

It is not an unprimeable number, because it can be changed into a prime (342449) 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, 14257 + ... + 14280.

2³⁴²⁴⁴⁴ is an apocalyptic number.

It is an amenable number.

342444 is an abundant number, since it is smaller than the sum of its proper divisors (456620).

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

342444 is a wasteful number, since it uses less digits than its factorization.

342444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28544 (or 28542 counting only the distinct ones).

The product of its digits is 1536, while the sum is 21.

The square root of 342444 is about 585.1871495513. The cubic root of 342444 is about 69.9621564153.

Adding to 342444 its reverse (444243), we get a palindrome (786687).

The spelling of 342444 in words is "three hundred forty-two thousand, four hundred forty-four", and thus it is an iban number.