804487 has 8 divisors (see below), whose sum is σ = 841104. Its totient is φ = 768768.

The previous prime is 804473. The next prime is 804493. The reversal of 804487 is 784408.

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 804487 - 2¹⁹ = 280199 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804497) 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, 2103 + ... + 2455.

It is an arithmetic number, because the mean of its divisors is an integer number (105138).

2⁸⁰⁴⁴⁸⁷ is an apocalyptic number.

804487 is a deficient number, since it is larger than the sum of its proper divisors (36617).

804487 is a wasteful number, since it uses less digits than its factorization.

804487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449.

The product of its (nonzero) digits is 7168, while the sum is 31.

The square root of 804487 is about 896.9319929627. The cubic root of 804487 is about 93.0050099432.

The spelling of 804487 in words is "eight hundred four thousand, four hundred eighty-seven".