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344434 = 2172217
BaseRepresentation
bin1010100000101110010
3122111110211
41110011302
542010214
611214334
72633116
oct1240562
9574424
10344434
11215862
121473aa
13c0a0c
148d746
156c0c4
hex54172

344434 has 4 divisors (see below), whose sum is σ = 516654. Its totient is φ = 172216.

The previous prime is 344429. The next prime is 344453. The reversal of 344434 is 434443.

It is a happy number.

344434 is nontrivially palindromic in base 13.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 434443 = 1932251.

It can be written as a sum of positive squares in only one way, i.e., 342225 + 2209 = 585^2 + 47^2 .

It is a super-4 number, since 4×3444344 (a number of 23 digits) contains 4444 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86107 + ... + 86110.

2344434 is an apocalyptic number.

344434 is a deficient number, since it is larger than the sum of its proper divisors (172220).

344434 is a wasteful number, since it uses less digits than its factorization.

344434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172219.

The product of its digits is 2304, while the sum is 22.

The square root of 344434 is about 586.8849972524. The cubic root of 344434 is about 70.0974153895.

Adding to 344434 its reverse (434443), we get a palindrome (778877).

Subtracting 344434 from its reverse (434443), we obtain a palindrome (90009).

The spelling of 344434 in words is "three hundred forty-four thousand, four hundred thirty-four".

Divisors: 1 2 172217 344434