828977 has 2 divisors, whose sum is σ = 828978. Its totient is φ = 828976.

The previous prime is 828967. The next prime is 829001. The reversal of 828977 is 779828.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 519841 + 309136 = 721^2 + 556^2 .

It is a cyclic number.

It is not a de Polignac number, because 828977 - 2⁸ = 828721 is a prime.

It is a Chen prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (828917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414488 + 414489.

It is an arithmetic number, because the mean of its divisors is an integer number (414489).

2⁸²⁸⁹⁷⁷ is an apocalyptic number.

It is an amenable number.

828977 is a deficient number, since it is larger than the sum of its proper divisors (1).

828977 is an equidigital number, since it uses as much as digits as its factorization.

828977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 41.

The square root of 828977 is about 910.4817406187. The cubic root of 828977 is about 93.9393376522.

The spelling of 828977 in words is "eight hundred twenty-eight thousand, nine hundred seventy-seven".