988829 has 2 divisors, whose sum is σ = 988830. Its totient is φ = 988828.

The previous prime is 988789. The next prime is 988837. The reversal of 988829 is 928889.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 851929 + 136900 = 923^2 + 370^2 .

It is a cyclic number.

It is not a de Polignac number, because 988829 - 2¹² = 984733 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 988829.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 988829.

It is not a weakly prime, because it can be changed into another prime (988849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494414 + 494415.

It is an arithmetic number, because the mean of its divisors is an integer number (494415).

2⁹⁸⁸⁸²⁹ is an apocalyptic number.

It is an amenable number.

988829 is a deficient number, since it is larger than the sum of its proper divisors (1).

988829 is an equidigital number, since it uses as much as digits as its factorization.

988829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 44.

The square root of 988829 is about 994.3988133541. The cubic root of 988829 is about 99.6262380942.

The spelling of 988829 in words is "nine hundred eighty-eight thousand, eight hundred twenty-nine".