346121 has 4 divisors (see below), whose sum is σ = 350100. Its totient is φ = 342144.

The previous prime is 346117. The next prime is 346133. The reversal of 346121 is 121643.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 121643 = 103 ⋅1181.

It can be written as a sum of positive squares in 2 ways, for example, as 156025 + 190096 = 395^2 + 436^2 .

It is a cyclic number.

It is not a de Polignac number, because 346121 - 2² = 346117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 346121.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 346121.

It is not an unprimeable number, because it can be changed into a prime (346111) 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, 1856 + ... + 2033.

It is an arithmetic number, because the mean of its divisors is an integer number (87525).

2³⁴⁶¹²¹ is an apocalyptic number.

It is an amenable number.

346121 is a deficient number, since it is larger than the sum of its proper divisors (3979).

346121 is an equidigital number, since it uses as much as digits as its factorization.

346121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3978.

The product of its digits is 144, while the sum is 17.

The square root of 346121 is about 588.3204908891. The cubic root of 346121 is about 70.2116722068.

Adding to 346121 its reverse (121643), we get a palindrome (467764).

The spelling of 346121 in words is "three hundred forty-six thousand, one hundred twenty-one".