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244441 = 298429
BaseRepresentation
bin111011101011011001
3110102022101
4323223121
530310231
65123401
72035441
oct735331
9412271
10244441
1115771a
12b9561
1387352
1465121
154c661
hex3bad9

244441 has 4 divisors (see below), whose sum is σ = 252900. Its totient is φ = 235984.

The previous prime is 244429. The next prime is 244451. The reversal of 244441 is 144442.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 144442 = 272221.

It can be written as a sum of positive squares in 2 ways, for example, as 81225 + 163216 = 285^2 + 404^2 .

It is a cyclic number.

It is not a de Polignac number, because 244441 - 27 = 244313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244411) 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, 4186 + ... + 4243.

It is an arithmetic number, because the mean of its divisors is an integer number (63225).

2244441 is an apocalyptic number.

It is an amenable number.

244441 is a deficient number, since it is larger than the sum of its proper divisors (8459).

244441 is an equidigital number, since it uses as much as digits as its factorization.

244441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8458.

The product of its digits is 512, while the sum is 19.

The square root of 244441 is about 494.4097490948. The cubic root of 244441 is about 62.5256214952.

Adding to 244441 its reverse (144442), we get a palindrome (388883).

Subtracting from 244441 its reverse (144442), we obtain a palindrome (99999).

It can be divided in two parts, 2444 and 41, that added together give a triangular number (2485 = T70).

The spelling of 244441 in words is "two hundred forty-four thousand, four hundred forty-one", and thus it is an iban number.

Divisors: 1 29 8429 244441