343380 has 48 divisors (see below), whose sum is σ = 987840. Its totient is φ = 89088.

The previous prime is 343379. The next prime is 343381. The reversal of 343380 is 83343.

It is an interprime number because it is at equal distance from previous prime (343379) and next prime (343381).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343381) 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, 3492 + ... + 3588.

It is an arithmetic number, because the mean of its divisors is an integer number (20580).

2³⁴³³⁸⁰ is an apocalyptic number.

343380 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (493920).

343380 is an abundant number, since it is smaller than the sum of its proper divisors (644460).

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

343380 is a wasteful number, since it uses less digits than its factorization.

343380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 343380 is about 585.9863479638. The cubic root of 343380 is about 70.0258407997.

The spelling of 343380 in words is "three hundred forty-three thousand, three hundred eighty".