346231 has 4 divisors (see below), whose sum is σ = 358200. Its totient is φ = 334264.

The previous prime is 346223. The next prime is 346259. The reversal of 346231 is 132643.

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

It is a cyclic number.

It is not a de Polignac number, because 346231 - 2³ = 346223 is a prime.

It is a super-2 number, since 2×346231² = 239751810722, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3 + 4⁸ + 2⁹ + 6⁷ + 3⁵ + 1 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 346199 and 346208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346201) 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, 5941 + ... + 5998.

It is an arithmetic number, because the mean of its divisors is an integer number (89550).

2³⁴⁶²³¹ is an apocalyptic number.

346231 is a deficient number, since it is larger than the sum of its proper divisors (11969).

346231 is a wasteful number, since it uses less digits than its factorization.

346231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11968.

The product of its digits is 432, while the sum is 19.

The square root of 346231 is about 588.4139699225. The cubic root of 346231 is about 70.2191093612.

Adding to 346231 its reverse (132643), we get a palindrome (478874).

The spelling of 346231 in words is "three hundred forty-six thousand, two hundred thirty-one".