4663633 has 8 divisors (see below), whose sum is σ = 5105576. Its totient is φ = 4233600.

The previous prime is 4663621. The next prime is 4663643. The reversal of 4663633 is 3363664.

It can be written as a sum of positive squares in 4 ways, for example, as 28224 + 4635409 = 168^2 + 2153^2 .

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 4663633 - 2⁵ = 4663601 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4663595 and 4663604.

It is not an unprimeable number, because it can be changed into a prime (4663613) 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, 2148 + ... + 3733.

It is an arithmetic number, because the mean of its divisors is an integer number (638197).

Almost surely, 2^4663633 is an apocalyptic number.

It is an amenable number.

4663633 is a deficient number, since it is larger than the sum of its proper divisors (441943).

4663633 is a wasteful number, since it uses less digits than its factorization.

4663633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5955.

The product of its digits is 23328, while the sum is 31.

The square root of 4663633 is about 2159.5446279251. The cubic root of 4663633 is about 167.0737121855.

Adding to 4663633 its sum of digits (31), we get a palindrome (4663664).

The spelling of 4663633 in words is "four million, six hundred sixty-three thousand, six hundred thirty-three".