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880001 is a prime number
BaseRepresentation
bin11010110110110000001
31122201010122
43112312001
5211130001
630510025
710323413
oct3266601
91581118
10880001
11551181
12365315
1324a715
1418c9b3
15125b1b
hexd6d81

880001 has 2 divisors, whose sum is σ = 880002. Its totient is φ = 880000.

The previous prime is 879979. The next prime is 880007. The reversal of 880001 is 100088.

It is a happy number.

880001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 874225 + 5776 = 935^2 + 76^2 .

It is a cyclic number.

It is not a de Polignac number, because 880001 - 218 = 617857 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (880007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440000 + 440001.

It is an arithmetic number, because the mean of its divisors is an integer number (440001).

2880001 is an apocalyptic number.

It is an amenable number.

880001 is a deficient number, since it is larger than the sum of its proper divisors (1).

880001 is an equidigital number, since it uses as much as digits as its factorization.

880001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 880001 is about 938.0836849663. The cubic root of 880001 is about 95.8284334399.

Adding to 880001 its reverse (100088), we get a palindrome (980089).

The spelling of 880001 in words is "eight hundred eighty thousand, one".