344121522 has 16 divisors (see below), whose sum is σ = 697937472. Its totient is φ = 113091440.

The previous prime is 344121517. The next prime is 344121539. The reversal of 344121522 is 225121443.

It is a junction number, because it is equal to n+sod(n) for n = 344121492 and 344121501.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403473 + ... + 404324.

It is an arithmetic number, because the mean of its divisors is an integer number (43621092).

Almost surely, 2^344121522 is an apocalyptic number.

344121522 is an abundant number, since it is smaller than the sum of its proper divisors (353815950).

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

344121522 is a wasteful number, since it uses less digits than its factorization.

344121522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807873.

The product of its digits is 1920, while the sum is 24.

The square root of 344121522 is about 18550.5127152863. The cubic root of 344121522 is about 700.7621101038.

Adding to 344121522 its reverse (225121443), we get a palindrome (569242965).

The spelling of 344121522 in words is "three hundred forty-four million, one hundred twenty-one thousand, five hundred twenty-two".