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24230225 = 5219291759
BaseRepresentation
bin101110001101…
…1100101010001
31200121000121202
41130123211101
522200331400
62223200545
7412645025
oct134334521
950530552
1024230225
111274a588
128146155
135034a16
14330a385
1521d94d5
hex171b951

24230225 has 24 divisors (see below), whose sum is σ = 32736000. Its totient is φ = 17720640.

The previous prime is 24230209. The next prime is 24230243. The reversal of 24230225 is 52203242.

It is not a de Polignac number, because 24230225 - 24 = 24230209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 24230197 and 24230206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12896 + ... + 14654.

It is an arithmetic number, because the mean of its divisors is an integer number (1364000).

Almost surely, 224230225 is an apocalyptic number.

24230225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

24230225 is a deficient number, since it is larger than the sum of its proper divisors (8505775).

24230225 is a wasteful number, since it uses less digits than its factorization.

24230225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817 (or 1812 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 24230225 is about 4922.4206443578. The cubic root of 24230225 is about 289.3693190686.

Adding to 24230225 its reverse (52203242), we get a palindrome (76433467).

The spelling of 24230225 in words is "twenty-four million, two hundred thirty thousand, two hundred twenty-five".

Divisors: 1 5 19 25 29 95 145 475 551 725 1759 2755 8795 13775 33421 43975 51011 167105 255055 835525 969209 1275275 4846045 24230225