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17422 = 231281
BaseRepresentation
bin100010000001110
3212220021
410100032
51024142
6212354
7101536
oct42016
925807
1017422
11120a9
12a0ba
137c12
1464c6
155267
hex440e

17422 has 8 divisors (see below), whose sum is σ = 27072. Its totient is φ = 8400.

The previous prime is 17419. The next prime is 17431. The reversal of 17422 is 22471.

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

It is a junction number, because it is equal to n+sod(n) for n = 17396 and 17405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79 + ... + 202.

It is an arithmetic number, because the mean of its divisors is an integer number (3384).

217422 is an apocalyptic number.

17422 is a deficient number, since it is larger than the sum of its proper divisors (9650).

17422 is a wasteful number, since it uses less digits than its factorization.

17422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314.

The product of its digits is 112, while the sum is 16.

The square root of 17422 is about 131.9924240250. The cubic root of 17422 is about 25.9238402454.

Adding to 17422 its reverse (22471), we get a palindrome (39893).

It can be divided in two parts, 174 and 22, that multiplied together give a triangular number (3828 = T87).

The spelling of 17422 in words is "seventeen thousand, four hundred twenty-two", and thus it is an iban number.

Divisors: 1 2 31 62 281 562 8711 17422