804135544 has 32 divisors (see below), whose sum is σ = 1536246000. Its totient is φ = 394496512.

The previous prime is 804135539. The next prime is 804135569. The reversal of 804135544 is 445531408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306912 + ... + 309520.

Almost surely, 2^804135544 is an apocalyptic number.

It is an amenable number.

804135544 is a deficient number, since it is larger than the sum of its proper divisors (732110456).

804135544 is a wasteful number, since it uses less digits than its factorization.

804135544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3327 (or 3323 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 804135544 is about 28357.2837909416. The cubic root of 804135544 is about 929.9146428000.

The spelling of 804135544 in words is "eight hundred four million, one hundred thirty-five thousand, five hundred forty-four".