481663 has 16 divisors (see below), whose sum is σ = 609280. Its totient is φ = 370656.

The previous prime is 481651. The next prime is 481667. The reversal of 481663 is 366184.

It is not a de Polignac number, because 481663 - 2¹³ = 473471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481667) 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, 6058 + ... + 6136.

It is an arithmetic number, because the mean of its divisors is an integer number (38080).

2⁴⁸¹⁶⁶³ is an apocalyptic number.

481663 is a deficient number, since it is larger than the sum of its proper divisors (127617).

481663 is a wasteful number, since it uses less digits than its factorization.

481663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166.

The product of its digits is 3456, while the sum is 28.

The square root of 481663 is about 694.0194521770. The cubic root of 481663 is about 78.3876711663.

It can be divided in two parts, 48 and 1663, that added together give a triangular number (1711 = T₅₈).

The spelling of 481663 in words is "four hundred eighty-one thousand, six hundred sixty-three".