343078 has 4 divisors (see below), whose sum is σ = 514620. Its totient is φ = 171538.

The previous prime is 343073. The next prime is 343081. The reversal of 343078 is 870343.

It is a semiprime because it is the product of two primes.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85768 + ... + 85771.

It is an arithmetic number, because the mean of its divisors is an integer number (128655).

2³⁴³⁰⁷⁸ is an apocalyptic number.

343078 is a deficient number, since it is larger than the sum of its proper divisors (171542).

343078 is a wasteful number, since it uses less digits than its factorization.

343078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171541.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 343078 is about 585.7286060967. The cubic root of 343078 is about 70.0053057203.

The spelling of 343078 in words is "three hundred forty-three thousand, seventy-eight".