Search a number
-
+
344342 = 2172171
BaseRepresentation
bin1010100000100010110
3122111100102
41110010112
542004332
611214102
72632625
oct1240426
9574312
10344342
11215789
12147332
13c096b
148d6bc
156c062
hex54116

344342 has 4 divisors (see below), whose sum is σ = 516516. Its totient is φ = 172170.

The previous prime is 344327. The next prime is 344347. The reversal of 344342 is 243443.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 243443 = 317853.

It is a d-powerful number, because it can be written as 37 + 46 + 37 + 48 + 49 + 213 .

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 344342.

It is not an unprimeable number, because it can be changed into a prime (344347) by changing a digit.

344342 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 86084 + ... + 86087.

It is an arithmetic number, because the mean of its divisors is an integer number (129129).

2344342 is an apocalyptic number.

344342 is a deficient number, since it is larger than the sum of its proper divisors (172174).

344342 is a wasteful number, since it uses less digits than its factorization.

344342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172173.

The product of its digits is 1152, while the sum is 20.

The square root of 344342 is about 586.8066120964. The cubic root of 344342 is about 70.0911737134.

Adding to 344342 its reverse (243443), we get a palindrome (587785).

It can be divided in two parts, 344 and 342, that added together give a palindrome (686).

The spelling of 344342 in words is "three hundred forty-four thousand, three hundred forty-two", and thus it is an iban number.

Divisors: 1 2 172171 344342