8673999 has 16 divisors (see below), whose sum is σ = 11844864. Its totient is φ = 5644800.

The previous prime is 8673997. The next prime is 8674009. The reversal of 8673999 is 9993768.

8673999 is digitally balanced in base 2, base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8673999 - 2¹ = 8673997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8673997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41004 + ... + 41214.

It is an arithmetic number, because the mean of its divisors is an integer number (740304).

Almost surely, 2^8673999 is an apocalyptic number.

8673999 is a deficient number, since it is larger than the sum of its proper divisors (3170865).

8673999 is a wasteful number, since it uses less digits than its factorization.

8673999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478.

The product of its digits is 734832, while the sum is 51.

The square root of 8673999 is about 2945.1653603830. The cubic root of 8673999 is about 205.4659162871.

The spelling of 8673999 in words is "eight million, six hundred seventy-three thousand, nine hundred ninety-nine".