340958 has 8 divisors (see below), whose sum is σ = 515280. Its totient is φ = 169200.

The previous prime is 340957. The next prime is 340979. The reversal of 340958 is 859043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 340958.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263 + ... + 866.

It is an arithmetic number, because the mean of its divisors is an integer number (64410).

2³⁴⁰⁹⁵⁸ is an apocalyptic number.

340958 is a deficient number, since it is larger than the sum of its proper divisors (174322).

340958 is a wasteful number, since it uses less digits than its factorization.

340958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 340958 is about 583.9160898622. The cubic root of 340958 is about 69.8608118568.

The spelling of 340958 in words is "three hundred forty thousand, nine hundred fifty-eight".