343230816 has 192 divisors, whose sum is σ = 1004306688. Its totient is φ = 102187008.

The previous prime is 343230787. The next prime is 343230829. The reversal of 343230816 is 618032343.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4701756 + ... + 4701828.

It is an arithmetic number, because the mean of its divisors is an integer number (5230764).

Almost surely, 2^343230816 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 343230816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (502153344).

343230816 is an abundant number, since it is smaller than the sum of its proper divisors (661075872).

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

343230816 is a wasteful number, since it uses less digits than its factorization.

343230816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 343230816 is about 18526.4895757399. The cubic root of 343230816 is about 700.1569824794.

The spelling of 343230816 in words is "three hundred forty-three million, two hundred thirty thousand, eight hundred sixteen".