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BaseRepresentation
bin1010100000010010101
3122111011122
41110002111
542003323
611213325
72632352
oct1240225
9574148
10344213
11215681
12147245
13c089c
148d629
156bec8
hex54095

344213 has 2 divisors, whose sum is σ = 344214. Its totient is φ = 344212.

The previous prime is 344209. The next prime is 344221. The reversal of 344213 is 312443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 253009 + 91204 = 503^2 + 302^2 .

It is a cyclic number.

It is not a de Polignac number, because 344213 - 22 = 344209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 344191 and 344200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172106 + 172107.

It is an arithmetic number, because the mean of its divisors is an integer number (172107).

2344213 is an apocalyptic number.

It is an amenable number.

344213 is a deficient number, since it is larger than the sum of its proper divisors (1).

344213 is an equidigital number, since it uses as much as digits as its factorization.

344213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 17.

The square root of 344213 is about 586.6966848381. The cubic root of 344213 is about 70.0824199252.

Adding to 344213 its reverse (312443), we get a palindrome (656656).

The spelling of 344213 in words is "three hundred forty-four thousand, two hundred thirteen".