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224012407 is a prime number
BaseRepresentation
bin11010101101000…
…10100001110111
3120121112000020211
431112202201313
5424321344112
634121210251
75360034253
oct1526424167
9517460224
10224012407
111054a3923
1263030987
1337543b28
1421a73263
15149ee0a7
hexd5a2877

224012407 has 2 divisors, whose sum is σ = 224012408. Its totient is φ = 224012406.

The previous prime is 224012381. The next prime is 224012429. The reversal of 224012407 is 704210422.

It is a happy number.

It is an a-pointer prime, because the next prime (224012429) can be obtained adding 224012407 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 224012407 - 27 = 224012279 is a prime.

It is a Chen prime.

It is equal to p12331444 and since 224012407 and 12331444 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224012497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112006203 + 112006204.

It is an arithmetic number, because the mean of its divisors is an integer number (112006204).

Almost surely, 2224012407 is an apocalyptic number.

224012407 is a deficient number, since it is larger than the sum of its proper divisors (1).

224012407 is an equidigital number, since it uses as much as digits as its factorization.

224012407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 224012407 is about 14967.0440301350. The cubic root of 224012407 is about 607.3290069536.

Adding to 224012407 its reverse (704210422), we get a palindrome (928222829).

The spelling of 224012407 in words is "two hundred twenty-four million, twelve thousand, four hundred seven".