804384126 has 96 divisors (see below), whose sum is σ = 2151152640. Its totient is φ = 211540032.

The previous prime is 804384109. The next prime is 804384143. The reversal of 804384126 is 621483408.

It is an interprime number because it is at equal distance from previous prime (804384109) and next prime (804384143).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1118395 + ... + 1119113.

It is an arithmetic number, because the mean of its divisors is an integer number (22407840).

Almost surely, 2^804384126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 804384126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1075576320).

804384126 is an abundant number, since it is smaller than the sum of its proper divisors (1346768514).

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

804384126 is a wasteful number, since it uses less digits than its factorization.

804384126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430 (or 1427 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 804384126 is about 28361.6664884135. Note that the first 3 decimals coincide. The cubic root of 804384126 is about 930.0104542703.

The spelling of 804384126 in words is "eight hundred four million, three hundred eighty-four thousand, one hundred twenty-six".