804908445 has 16 divisors (see below), whose sum is σ = 1404931392. Its totient is φ = 390258560.

The previous prime is 804908441. The next prime is 804908449. The reversal of 804908445 is 544809408.

It is an interprime number because it is at equal distance from previous prime (804908441) and next prime (804908449).

It is not a de Polignac number, because 804908445 - 2² = 804908441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 804908397 and 804908406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804908441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2438952 + ... + 2439281.

It is an arithmetic number, because the mean of its divisors is an integer number (87808212).

Almost surely, 2^804908445 is an apocalyptic number.

It is an amenable number.

804908445 is a deficient number, since it is larger than the sum of its proper divisors (600022947).

804908445 is a wasteful number, since it uses less digits than its factorization.

804908445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4878252.

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 804908445 is about 28370.9084274720. The cubic root of 804908445 is about 930.2124789107.

The spelling of 804908445 in words is "eight hundred four million, nine hundred eight thousand, four hundred forty-five".