804640803 has 4 divisors (see below), whose sum is σ = 1072854408. Its totient is φ = 536427200.

The previous prime is 804640801. The next prime is 804640817. The reversal of 804640803 is 308046408.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 804640803 - 2¹ = 804640801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (804640801) 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, 134106798 + ... + 134106803.

It is an arithmetic number, because the mean of its divisors is an integer number (268213602).

Almost surely, 2^804640803 is an apocalyptic number.

804640803 is a deficient number, since it is larger than the sum of its proper divisors (268213605).

804640803 is a wasteful number, since it uses less digits than its factorization.

804640803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268213604.

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 804640803 is about 28366.1911965636. The cubic root of 804640803 is about 930.1093651013.

The spelling of 804640803 in words is "eight hundred four million, six hundred forty thousand, eight hundred three".