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16898 = 271771

16898 has 16 divisors (see below), whose sum is σ = 31104. Its totient is φ = 6720.

The previous prime is 16889. The next prime is 16901. The reversal of 16898 is 89861.

It is a Curzon number.

It is a nialpdrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203 + ... + 273.

It is an arithmetic number, because the mean of its divisors is an integer number (1944).

216898 is an apocalyptic number.

16898 is a deficient number, since it is larger than the sum of its proper divisors (14206).

16898 is a wasteful number, since it uses less digits than its factorization.

16898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97.

The product of its digits is 3456, while the sum is 32.

The square root of 16898 is about 129.9923074647. The cubic root of 16898 is about 25.6612870793.

The spelling of 16898 in words is "sixteen thousand, eight hundred ninety-eight".

Divisors: 1 2 7 14 17 34 71 119 142 238 497 994 1207 2414 8449 16898