804880451 has 4 divisors (see below), whose sum is σ = 847242600. Its totient is φ = 762518304.

The previous prime is 804880399. The next prime is 804880459. The reversal of 804880451 is 154088408.

804880451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 804880451 - 2¹⁸ = 804618307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (804880459) 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, 21181046 + ... + 21181083.

It is an arithmetic number, because the mean of its divisors is an integer number (211810650).

Almost surely, 2^804880451 is an apocalyptic number.

804880451 is a deficient number, since it is larger than the sum of its proper divisors (42362149).

804880451 is a wasteful number, since it uses less digits than its factorization.

804880451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42362148.

The product of its (nonzero) digits is 40960, while the sum is 38.

The square root of 804880451 is about 28370.4150656983. The cubic root of 804880451 is about 930.2016947980.

The spelling of 804880451 in words is "eight hundred four million, eight hundred eighty thousand, four hundred fifty-one".