343398880 has 96 divisors (see below), whose sum is σ = 900305280. Its totient is φ = 122718720.

The previous prime is 343398871. The next prime is 343398883. The reversal of 343398880 is 88893343.

It is a self number, because there is not a number n which added to its sum of digits gives 343398880.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343398883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102187 + ... + 105493.

It is an arithmetic number, because the mean of its divisors is an integer number (9378180).

Almost surely, 2^343398880 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 343398880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (450152640).

343398880 is an abundant number, since it is smaller than the sum of its proper divisors (556906400).

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

343398880 is a wasteful number, since it uses less digits than its factorization.

343398880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3392 (or 3384 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 46.

The square root of 343398880 is about 18531.0247962707. The cubic root of 343398880 is about 700.2712418222.

The spelling of 343398880 in words is "three hundred forty-three million, three hundred ninety-eight thousand, eight hundred eighty".