47663 has 8 divisors (see below), whose sum is σ = 59520. Its totient is φ = 37080.

The previous prime is 47659. The next prime is 47681. The reversal of 47663 is 36674.

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 47663 - 2² = 47659 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47623) 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, 233 + ... + 386.

It is an arithmetic number, because the mean of its divisors is an integer number (7440).

2⁴⁷⁶⁶³ is an apocalyptic number.

47663 is a deficient number, since it is larger than the sum of its proper divisors (11857).

47663 is a wasteful number, since it uses less digits than its factorization.

47663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637.

The product of its digits is 3024, while the sum is 26.

The square root of 47663 is about 218.3185745648. The cubic root of 47663 is about 36.2571606940.

It can be divided in two parts, 4 and 7663, that added together give a palindrome (7667).

The spelling of 47663 in words is "forty-seven thousand, six hundred sixty-three".