463999 has 4 divisors (see below), whose sum is σ = 488440. Its totient is φ = 439560.

The previous prime is 463993. The next prime is 464003. The reversal of 463999 is 999364.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-463999 is a prime.

It is a Duffinian number.

463999 is a modest number, since divided by 999 gives 463 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (463993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12192 + ... + 12229.

It is an arithmetic number, because the mean of its divisors is an integer number (122110).

2⁴⁶³⁹⁹⁹ is an apocalyptic number.

463999 is a deficient number, since it is larger than the sum of its proper divisors (24441).

463999 is a wasteful number, since it uses less digits than its factorization.

463999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24440.

The product of its digits is 52488, while the sum is 40.

The square root of 463999 is about 681.1747206114. The cubic root of 463999 is about 77.4174771965.

The spelling of 463999 in words is "four hundred sixty-three thousand, nine hundred ninety-nine".