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14443222 = 27221611
BaseRepresentation
bin110111000110…
…001011010110
31000011210101011
4313012023112
512144140342
61233322434
7233523343
oct67061326
930153334
1014443222
118175452
124a0641a
132cb90b1
141cbd7ca
151404717
hexdc62d6

14443222 has 4 divisors (see below), whose sum is σ = 21664836. Its totient is φ = 7221610.

The previous prime is 14443213. The next prime is 14443237. The reversal of 14443222 is 22234441.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22234441 = 34963709.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 14443193 and 14443202.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 3610804 + ... + 3610807.

It is an arithmetic number, because the mean of its divisors is an integer number (5416209).

Almost surely, 214443222 is an apocalyptic number.

14443222 is a deficient number, since it is larger than the sum of its proper divisors (7221614).

14443222 is an equidigital number, since it uses as much as digits as its factorization.

14443222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7221613.

The product of its digits is 1536, while the sum is 22.

The square root of 14443222 is about 3800.4239237222. The cubic root of 14443222 is about 243.5312486688.

Adding to 14443222 its reverse (22234441), we get a palindrome (36677663).

The spelling of 14443222 in words is "fourteen million, four hundred forty-three thousand, two hundred twenty-two".

Divisors: 1 2 7221611 14443222