343500678 has 12 divisors (see below), whose sum is σ = 744251508. Its totient is φ = 114500220.

The previous prime is 343500671. The next prime is 343500719. The reversal of 343500678 is 876005343.

It is a happy number.

343500678 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343500671) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9541668 + ... + 9541703.

It is an arithmetic number, because the mean of its divisors is an integer number (62020959).

Almost surely, 2^343500678 is an apocalyptic number.

343500678 is an abundant number, since it is smaller than the sum of its proper divisors (400750830).

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

343500678 is a wasteful number, since it uses less digits than its factorization.

343500678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19083379 (or 19083376 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 343500678 is about 18533.7712837943. The cubic root of 343500678 is about 700.3404316896.

The spelling of 343500678 in words is "three hundred forty-three million, five hundred thousand, six hundred seventy-eight".