343108656 has 160 divisors (see below), whose sum is σ = 1086359040. Its totient is φ = 102816000.

The previous prime is 343108627. The next prime is 343108663. The reversal of 343108656 is 656801343.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 343108656.

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 31 ways as a sum of consecutive naturals, for example, 489106 + ... + 489806.

It is an arithmetic number, because the mean of its divisors is an integer number (6789744).

Almost surely, 2^343108656 is an apocalyptic number.

343108656 is a gapful number since it is divisible by the number (36) 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 343108656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (543179520).

343108656 is an abundant number, since it is smaller than the sum of its proper divisors (743250384).

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

343108656 is a wasteful number, since it uses less digits than its factorization.

343108656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832 (or 820 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 343108656 is about 18523.1923814444. The cubic root of 343108656 is about 700.0739078426.

Adding to 343108656 its reverse (656801343), we get a palindrome (999909999).

The spelling of 343108656 in words is "three hundred forty-three million, one hundred eight thousand, six hundred fifty-six".