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164627 is a prime number
BaseRepresentation
bin101000001100010011
322100211022
4220030103
520232002
63310055
71253651
oct501423
9270738
10164627
11102761
127b32b
1359c18
1443dd1
1533ba2
hex28313

164627 has 2 divisors, whose sum is σ = 164628. Its totient is φ = 164626.

The previous prime is 164623. The next prime is 164653. The reversal of 164627 is 726461.

It is an a-pointer prime, because the next prime (164653) can be obtained adding 164627 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164627 - 22 = 164623 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 164596 and 164605.

It is not a weakly prime, because it can be changed into another prime (164621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82313 + 82314.

It is an arithmetic number, because the mean of its divisors is an integer number (82314).

2164627 is an apocalyptic number.

164627 is a deficient number, since it is larger than the sum of its proper divisors (1).

164627 is an equidigital number, since it uses as much as digits as its factorization.

164627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 26.

The square root of 164627 is about 405.7425291980. The cubic root of 164627 is about 54.8067043851.

The spelling of 164627 in words is "one hundred sixty-four thousand, six hundred twenty-seven".