334091 has 4 divisors (see below), whose sum is σ = 338400. Its totient is φ = 329784.

The previous prime is 334069. The next prime is 334093. The reversal of 334091 is 190433.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 190433 = 31 ⋅6143.

It is a cyclic number.

It is not a de Polignac number, because 334091 - 2¹⁸ = 71947 is a prime.

It is a super-2 number, since 2×334091² = 223233592562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (334093) 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, 2036 + ... + 2193.

It is an arithmetic number, because the mean of its divisors is an integer number (84600).

2³³⁴⁰⁹¹ is an apocalyptic number.

334091 is a deficient number, since it is larger than the sum of its proper divisors (4309).

334091 is an equidigital number, since it uses as much as digits as its factorization.

334091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4308.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 334091 is about 578.0060553316. The cubic root of 334091 is about 69.3886213548.

The spelling of 334091 in words is "three hundred thirty-four thousand, ninety-one".