343449408 has 56 divisors (see below), whose sum is σ = 917102560. Its totient is φ = 113425920.

The previous prime is 343449397. The next prime is 343449427. The reversal of 343449408 is 804944343.

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, 12723 + ... + 29133.

Almost surely, 2^343449408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343449408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (458551280).

343449408 is an abundant number, since it is smaller than the sum of its proper divisors (573653152).

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

343449408 is a wasteful number, since it uses less digits than its factorization.

343449408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16535 (or 16525 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 39.

The square root of 343449408 is about 18532.3880814103. The cubic root of 343449408 is about 700.3055863042.

The spelling of 343449408 in words is "three hundred forty-three million, four hundred forty-nine thousand, four hundred eight".