828282817 has 2 divisors, whose sum is σ = 828282818. Its totient is φ = 828282816.

The previous prime is 828282799. The next prime is 828282839. The reversal of 828282817 is 718282828.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 818017201 + 10265616 = 28601^2 + 3204^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-828282817 is a prime.

It is not a weakly prime, because it can be changed into another prime (828282317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414141408 + 414141409.

It is an arithmetic number, because the mean of its divisors is an integer number (414141409).

Almost surely, 2^828282817 is an apocalyptic number.

It is an amenable number.

828282817 is a deficient number, since it is larger than the sum of its proper divisors (1).

828282817 is an equidigital number, since it uses as much as digits as its factorization.

828282817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 229376, while the sum is 46.

The square root of 828282817 is about 28779.9030053960. The cubic root of 828282817 is about 939.1310881749.

The spelling of 828282817 in words is "eight hundred twenty-eight million, two hundred eighty-two thousand, eight hundred seventeen".