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22227241 = 61463787
BaseRepresentation
bin101010011001…
…0100100101001
31112211021001011
41110302210221
521142232431
62112223521
7356633311
oct124624451
945737034
1022227241
1111601723
12753aba1
1347b311a
142d48441
151e40cb1
hex1532929

22227241 has 8 divisors (see below), whose sum is σ = 22669184. Its totient is φ = 21787920.

The previous prime is 22227229. The next prime is 22227277. The reversal of 22227241 is 14272222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22227241 - 25 = 22227209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22227221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27850 + ... + 28636.

It is an arithmetic number, because the mean of its divisors is an integer number (2833648).

Almost surely, 222227241 is an apocalyptic number.

It is an amenable number.

22227241 is a deficient number, since it is larger than the sum of its proper divisors (441943).

22227241 is an equidigital number, since it uses as much as digits as its factorization.

22227241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311.

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

The square root of 22227241 is about 4714.5774996281. The cubic root of 22227241 is about 281.1653851797.

Adding to 22227241 its reverse (14272222), we get a palindrome (36499463).

The spelling of 22227241 in words is "twenty-two million, two hundred twenty-seven thousand, two hundred forty-one".

Divisors: 1 61 463 787 28243 48007 364381 22227241