828682247 has 2 divisors, whose sum is σ = 828682248. Its totient is φ = 828682246.

The previous prime is 828682241. The next prime is 828682319. The reversal of 828682247 is 742286828.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 828682247 - 2¹⁴ = 828665863 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 (828682241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414341123 + 414341124.

It is an arithmetic number, because the mean of its divisors is an integer number (414341124).

Almost surely, 2^828682247 is an apocalyptic number.

828682247 is a deficient number, since it is larger than the sum of its proper divisors (1).

828682247 is an equidigital number, since it uses as much as digits as its factorization.

828682247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 688128, while the sum is 47.

The square root of 828682247 is about 28786.8415599906. The cubic root of 828682247 is about 939.2820256890.

The spelling of 828682247 in words is "eight hundred twenty-eight million, six hundred eighty-two thousand, two hundred forty-seven".