343968444 has 42 divisors (see below), whose sum is σ = 902511960. Its totient is φ = 114655176.

The previous prime is 343968431. The next prime is 343968479. The reversal of 343968444 is 444869343.

It is a happy number.

It is a super-2 number, since 2×343968444² = 236628580935562272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 343968444.

It is a congruent number.

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 13 ways as a sum of consecutive naturals, for example, 56064 + ... + 61895.

It is an arithmetic number, because the mean of its divisors is an integer number (21488380).

Almost surely, 2^343968444 is an apocalyptic number.

It is an amenable number.

343968444 is an abundant number, since it is smaller than the sum of its proper divisors (558543516).

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

343968444 is a wasteful number, since it uses less digits than its factorization.

343968444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117981 (or 117964 counting only the distinct ones).

The product of its digits is 995328, while the sum is 45.

The square root of 343968444 is about 18546.3862787337. The cubic root of 343968444 is about 700.6581863778.

The spelling of 343968444 in words is "three hundred forty-three million, nine hundred sixty-eight thousand, four hundred forty-four".