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44225 = 522961
BaseRepresentation
bin1010110011000001
32020122222
422303001
52403400
6540425
7242636
oct126301
966588
1044225
1130255
1221715
131718c
141218d
15d185
hexacc1

44225 has 12 divisors (see below), whose sum is σ = 57660. Its totient is φ = 33600.

The previous prime is 44221. The next prime is 44249. The reversal of 44225 is 52244.

Adding to 44225 its reverse (52244), we get a palindrome (96469).

It can be divided in two parts, 4 and 4225, that multiplied together give a square (16900 = 1302).

It can be written as a sum of positive squares in 6 ways, for example, as 7744 + 36481 = 88^2 + 191^2 .

It is not a de Polignac number, because 44225 - 22 = 44221 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (44221) 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 in 11 ways as a sum of consecutive naturals, for example, 695 + ... + 755.

It is an arithmetic number, because the mean of its divisors is an integer number (4805).

244225 is an apocalyptic number.

It is an amenable number.

44225 is a deficient number, since it is larger than the sum of its proper divisors (13435).

44225 is a wasteful number, since it uses less digits than its factorization.

44225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100 (or 95 counting only the distinct ones).

The product of its digits is 320, while the sum is 17.

The square root of 44225 is about 210.2974084481. The cubic root of 44225 is about 35.3635574624.

The spelling of 44225 in words is "forty-four thousand, two hundred twenty-five".

Divisors: 1 5 25 29 61 145 305 725 1525 1769 8845 44225