348091 has 4 divisors (see below), whose sum is σ = 349272. Its totient is φ = 346912.

The previous prime is 348083. The next prime is 348097. The reversal of 348091 is 190843.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 348091 - 2³ = 348083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (348097) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 291 + ... + 883.

It is an arithmetic number, because the mean of its divisors is an integer number (87318).

2³⁴⁸⁰⁹¹ is an apocalyptic number.

348091 is a deficient number, since it is larger than the sum of its proper divisors (1181).

348091 is an equidigital number, since it uses as much as digits as its factorization.

348091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 348091 is about 589.9923728321. The cubic root of 348091 is about 70.3446270632.

The spelling of 348091 in words is "three hundred forty-eight thousand, ninety-one".