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1828117 is a prime number
BaseRepresentation
bin110111110010100010101
310102212201001
412332110111
5431444432
6103103301
721352534
oct6762425
93385631
101828117
111039545
12741b31
134c0135
1435831b
152619e7
hex1be515

1828117 has 2 divisors, whose sum is σ = 1828118. Its totient is φ = 1828116.

The previous prime is 1828093. The next prime is 1828121. The reversal of 1828117 is 7118281.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1825201 + 2916 = 1351^2 + 54^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1828117 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1828217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 914058 + 914059.

It is an arithmetic number, because the mean of its divisors is an integer number (914059).

21828117 is an apocalyptic number.

It is an amenable number.

1828117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1828117 is an equidigital number, since it uses as much as digits as its factorization.

1828117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 896, while the sum is 28.

The square root of 1828117 is about 1352.0787698947. The cubic root of 1828117 is about 122.2741528022.

The spelling of 1828117 in words is "one million, eight hundred twenty-eight thousand, one hundred seventeen".