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14225257 = 15194207
BaseRepresentation
bin110110010000…
…111101101001
3222202201101101
4312100331221
512120202012
61224521401
7231625024
oct66207551
928681341
1014225257
118036712
124920261
132c40b17
141c641bb
1513aed57
hexd90f69

14225257 has 4 divisors (see below), whose sum is σ = 14319616. Its totient is φ = 14130900.

The previous prime is 14225221. The next prime is 14225269. The reversal of 14225257 is 75252241.

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 14225257 - 215 = 14192489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14225297) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 46953 + ... + 47254.

It is an arithmetic number, because the mean of its divisors is an integer number (3579904).

Almost surely, 214225257 is an apocalyptic number.

It is an amenable number.

14225257 is a deficient number, since it is larger than the sum of its proper divisors (94359).

14225257 is an equidigital number, since it uses as much as digits as its factorization.

14225257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94358.

The product of its digits is 5600, while the sum is 28.

The square root of 14225257 is about 3771.6385033563. The cubic root of 14225257 is about 242.2999774766.

Adding to 14225257 its reverse (75252241), we get a palindrome (89477498).

The spelling of 14225257 in words is "fourteen million, two hundred twenty-five thousand, two hundred fifty-seven".

Divisors: 1 151 94207 14225257