344321142 has 32 divisors (see below), whose sum is σ = 753425280. Its totient is φ = 104037120.

The previous prime is 344321137. The next prime is 344321161. The reversal of 344321142 is 241123443.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15909 + ... + 30687.

It is an arithmetic number, because the mean of its divisors is an integer number (23544540).

Almost surely, 2^344321142 is an apocalyptic number.

344321142 is an abundant number, since it is smaller than the sum of its proper divisors (409104138).

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

344321142 is a wasteful number, since it uses less digits than its factorization.

344321142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15148.

The product of its digits is 2304, while the sum is 24.

The square root of 344321142 is about 18555.8923795112. The cubic root of 344321142 is about 700.8975846223.

Adding to 344321142 its reverse (241123443), we get a palindrome (585444585).

The spelling of 344321142 in words is "three hundred forty-four million, three hundred twenty-one thousand, one hundred forty-two".