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14220233 = 23618271
BaseRepresentation
bin110110001111…
…101111001001
3222202110111022
4312033233021
512120021413
61224442225
7231604256
oct66175711
928673438
1014220233
118032965
124919375
132c3b751
141c6242d
1513ad608
hexd8fbc9

14220233 has 4 divisors (see below), whose sum is σ = 14838528. Its totient is φ = 13601940.

The previous prime is 14220209. The next prime is 14220253. The reversal of 14220233 is 33202241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14220233 - 28 = 14219977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14220253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309113 + ... + 309158.

It is an arithmetic number, because the mean of its divisors is an integer number (3709632).

Almost surely, 214220233 is an apocalyptic number.

It is an amenable number.

14220233 is a deficient number, since it is larger than the sum of its proper divisors (618295).

14220233 is an equidigital number, since it uses as much as digits as its factorization.

14220233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618294.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 14220233 is about 3770.9724210076. The cubic root of 14220233 is about 242.2714493822.

Adding to 14220233 its reverse (33202241), we get a palindrome (47422474).

The spelling of 14220233 in words is "fourteen million, two hundred twenty thousand, two hundred thirty-three".

Divisors: 1 23 618271 14220233