8463999 has 8 divisors (see below), whose sum is σ = 11560752. Its totient is φ = 5504960.

The previous prime is 8463979. The next prime is 8464007. The reversal of 8463999 is 9993648.

It is a happy number.

8463999 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 8463999 - 2⁹ = 8463487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8463919) 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, 34284 + ... + 34529.

It is an arithmetic number, because the mean of its divisors is an integer number (1445094).

Almost surely, 2^8463999 is an apocalyptic number.

8463999 is a deficient number, since it is larger than the sum of its proper divisors (3096753).

8463999 is a wasteful number, since it uses less digits than its factorization.

8463999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68857.

The product of its digits is 419904, while the sum is 48.

The square root of 8463999 is about 2909.2952754920. The cubic root of 8463999 is about 203.7942225263.

The spelling of 8463999 in words is "eight million, four hundred sixty-three thousand, nine hundred ninety-nine".