804829 has 2 divisors, whose sum is σ = 804830. Its totient is φ = 804828.

The previous prime is 804823. The next prime is 804833. The reversal of 804829 is 928408.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 765625 + 39204 = 875^2 + 198^2 .

It is a cyclic number.

It is not a de Polignac number, because 804829 - 2⁹ = 804317 is a prime.

804829 is a lucky number.

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 804829.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (804823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402414 + 402415.

It is an arithmetic number, because the mean of its divisors is an integer number (402415).

2⁸⁰⁴⁸²⁹ is an apocalyptic number.

It is an amenable number.

804829 is a deficient number, since it is larger than the sum of its proper divisors (1).

804829 is an equidigital number, since it uses as much as digits as its factorization.

804829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 804829 is about 897.1226226108. The cubic root of 804829 is about 93.0181873706.

The spelling of 804829 in words is "eight hundred four thousand, eight hundred twenty-nine".