463984 has 20 divisors (see below), whose sum is σ = 919584. Its totient is φ = 226688.

The previous prime is 463973. The next prime is 463987. The reversal of 463984 is 489364.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (463987) by changing a digit.

463984 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444 + ... + 1060.

2⁴⁶³⁹⁸⁴ is an apocalyptic number.

It is an amenable number.

463984 is a deficient number, since it is larger than the sum of its proper divisors (455600).

463984 is a wasteful number, since it uses less digits than its factorization.

463984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672 (or 666 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 463984 is about 681.1637101314. The cubic root of 463984 is about 77.4166429456.

The spelling of 463984 in words is "four hundred sixty-three thousand, nine hundred eighty-four".