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8820601 is a prime number
BaseRepresentation
bin100001101001…
…011101111001
3121121010120221
4201221131321
54224224401
6513020041
7134655016
oct41513571
917533527
108820601
114a85059
122b54621
131a9aaba
14125870d
15b937a1
hex869779

8820601 has 2 divisors, whose sum is σ = 8820602. Its totient is φ = 8820600.

The previous prime is 8820593. The next prime is 8820619. The reversal of 8820601 is 1060288.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7868025 + 952576 = 2805^2 + 976^2 .

It is a cyclic number.

It is not a de Polignac number, because 8820601 - 23 = 8820593 is a prime.

8820601 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (8820001) 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 as a sum of consecutive naturals, namely, 4410300 + 4410301.

It is an arithmetic number, because the mean of its divisors is an integer number (4410301).

Almost surely, 28820601 is an apocalyptic number.

It is an amenable number.

8820601 is a deficient number, since it is larger than the sum of its proper divisors (1).

8820601 is an equidigital number, since it uses as much as digits as its factorization.

8820601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 8820601 is about 2969.9496628731. The cubic root of 8820601 is about 206.6170036176.

Adding to 8820601 its reverse (1060288), we get a palindrome (9880889).

The spelling of 8820601 in words is "eight million, eight hundred twenty thousand, six hundred one".