344345404 has 24 divisors (see below), whose sum is σ = 687134448. Its totient is φ = 149579520.

The previous prime is 344345381. The next prime is 344345411. The reversal of 344345404 is 404543443.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193882 + ... + 195649.

It is an arithmetic number, because the mean of its divisors is an integer number (28630602).

Almost surely, 2^344345404 is an apocalyptic number.

344345404 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

344345404 is a deficient number, since it is larger than the sum of its proper divisors (342789044).

344345404 is a wasteful number, since it uses less digits than its factorization.

344345404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389565 (or 389563 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 31.

The square root of 344345404 is about 18556.5461225951. The cubic root of 344345404 is about 700.9140467519.

Adding to 344345404 its reverse (404543443), we get a palindrome (748888847).

The spelling of 344345404 in words is "three hundred forty-four million, three hundred forty-five thousand, four hundred four".