344436 has 12 divisors (see below), whose sum is σ = 803712. Its totient is φ = 114808.

The previous prime is 344429. The next prime is 344453. The reversal of 344436 is 634443.

344436 is nontrivially palindromic in base 15.

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 an Ulam number.

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 344436.

It is an unprimeable number.

344436 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14340 + ... + 14363.

It is an arithmetic number, because the mean of its divisors is an integer number (66976).

2³⁴⁴⁴³⁶ is an apocalyptic number.

It is an amenable number.

344436 is an abundant number, since it is smaller than the sum of its proper divisors (459276).

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

344436 is a wasteful number, since it uses less digits than its factorization.

344436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28710 (or 28708 counting only the distinct ones).

The product of its digits is 3456, while the sum is 24.

The square root of 344436 is about 586.8867011613. The cubic root of 344436 is about 70.0975510658.

Adding to 344436 its reverse (634443), we get a palindrome (978879).

It can be divided in two parts, 344 and 436, that added together give a triangular number (780 = T₃₉).

The spelling of 344436 in words is "three hundred forty-four thousand, four hundred thirty-six".