804288729 has 8 divisors (see below), whose sum is σ = 1072585152. Its totient is φ = 536092400.

The previous prime is 804288701. The next prime is 804288733. The reversal of 804288729 is 927882408.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 804288729 - 2⁹ = 804288217 is a prime.

It is a super-3 number, since 3×804288729³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (804288799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3669 + ... + 40274.

It is an arithmetic number, because the mean of its divisors is an integer number (134073144).

Almost surely, 2^804288729 is an apocalyptic number.

It is an amenable number.

804288729 is a deficient number, since it is larger than the sum of its proper divisors (268296423).

804288729 is a wasteful number, since it uses less digits than its factorization.

804288729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50047.

The product of its (nonzero) digits is 516096, while the sum is 48.

The square root of 804288729 is about 28359.9846438604. The cubic root of 804288729 is about 929.9736875432.

The spelling of 804288729 in words is "eight hundred four million, two hundred eighty-eight thousand, seven hundred twenty-nine".