804258 has 48 divisors (see below), whose sum is σ = 2149056. Its totient is φ = 211680.

The previous prime is 804239. The next prime is 804259. The reversal of 804258 is 852408.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 804258.

It is not an unprimeable number, because it can be changed into a prime (804259) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1393 + ... + 1883.

It is an arithmetic number, because the mean of its divisors is an integer number (44772).

2⁸⁰⁴²⁵⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 804258, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1074528).

804258 is an abundant number, since it is smaller than the sum of its proper divisors (1344798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

804258 is a wasteful number, since it uses less digits than its factorization.

804258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519 (or 516 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 804258 is about 896.8043264838. The cubic root of 804258 is about 92.9961843735.

It can be divided in two parts, 8042 and 58, that added together give a square (8100 = 90²).

The spelling of 804258 in words is "eight hundred four thousand, two hundred fifty-eight".