804040353 has 24 divisors (see below), whose sum is σ = 1175345600. Its totient is φ = 529615584.

The previous prime is 804040343. The next prime is 804040387. The reversal of 804040353 is 353040408.

It is a happy number.

It is not a de Polignac number, because 804040353 - 2⁴ = 804040337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (804040343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 429726 + ... + 431592.

Almost surely, 2^804040353 is an apocalyptic number.

It is an amenable number.

804040353 is a deficient number, since it is larger than the sum of its proper divisors (371305247).

804040353 is a wasteful number, since it uses less digits than its factorization.

804040353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2421 (or 2418 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 804040353 is about 28355.6053188783. The cubic root of 804040353 is about 929.8779479092.

The spelling of 804040353 in words is "eight hundred four million, forty thousand, three hundred fifty-three".