463997 has 4 divisors (see below), whose sum is σ = 475356. Its totient is φ = 452640.

The previous prime is 463993. The next prime is 464003. The reversal of 463997 is 799364.

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

It can be written as a sum of positive squares in 2 ways, for example, as 244036 + 219961 = 494^2 + 469^2 .

It is not a de Polignac number, because 463997 - 2² = 463993 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 463997.

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5618 + ... + 5699.

It is an arithmetic number, because the mean of its divisors is an integer number (118839).

2⁴⁶³⁹⁹⁷ is an apocalyptic number.

It is an amenable number.

463997 is a deficient number, since it is larger than the sum of its proper divisors (11359).

463997 is a wasteful number, since it uses less digits than its factorization.

463997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11358.

The product of its digits is 40824, while the sum is 38.

The square root of 463997 is about 681.1732525577. The cubic root of 463997 is about 77.4173659641.

The spelling of 463997 in words is "four hundred sixty-three thousand, nine hundred ninety-seven".