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14222001 = 34740667
BaseRepresentation
bin110110010000…
…001010110001
3222202112220210
4312100022301
512120101001
61224454333
7231612363
oct66201261
928675823
1014222001
118034222
12491a3a9
132c3c4b1
141c62d33
1513addd6
hexd902b1

14222001 has 4 divisors (see below), whose sum is σ = 18962672. Its totient is φ = 9481332.

The previous prime is 14221997. The next prime is 14222003. The reversal of 14222001 is 10022241.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10022241 = 33340747.

It is not a de Polignac number, because 14222001 - 22 = 14221997 is a prime.

It is a super-5 number, since 5×142220015 (a number of 37 digits) contains 55555 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14222003) 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, 2370331 + ... + 2370336.

It is an arithmetic number, because the mean of its divisors is an integer number (4740668).

Almost surely, 214222001 is an apocalyptic number.

It is an amenable number.

14222001 is a deficient number, since it is larger than the sum of its proper divisors (4740671).

14222001 is an equidigital number, since it uses as much as digits as its factorization.

14222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4740670.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 14222001 is about 3771.2068360142. The cubic root of 14222001 is about 242.2814894936.

Adding to 14222001 its reverse (10022241), we get a palindrome (24244242).

The spelling of 14222001 in words is "fourteen million, two hundred twenty-two thousand, one".

Divisors: 1 3 4740667 14222001