804205436 has 12 divisors (see below), whose sum is σ = 1440089112. Its totient is φ = 392751408.

The previous prime is 804205433. The next prime is 804205453. The reversal of 804205436 is 634502408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804205433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2337635 + ... + 2337978.

It is an arithmetic number, because the mean of its divisors is an integer number (120007426).

Almost surely, 2^804205436 is an apocalyptic number.

804205436 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

804205436 is a deficient number, since it is larger than the sum of its proper divisors (635883676).

804205436 is a wasteful number, since it uses less digits than its factorization.

804205436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4675660 (or 4675658 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 804205436 is about 28358.5161106853. The cubic root of 804205436 is about 929.9415834121.

The spelling of 804205436 in words is "eight hundred four million, two hundred five thousand, four hundred thirty-six".