663048 has 24 divisors (see below), whose sum is σ = 1795950. Its totient is φ = 220992.

The previous prime is 663037. The next prime is 663049. The reversal of 663048 is 840366.

It can be written as a sum of positive squares in only one way, i.e., 636804 + 26244 = 798^2 + 162^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 663048.

It is not an unprimeable number, because it can be changed into a prime (663049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4533 + ... + 4676.

2⁶⁶³⁰⁴⁸ is an apocalyptic number.

It is an amenable number.

663048 is an abundant number, since it is smaller than the sum of its proper divisors (1132902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

663048 is a wasteful number, since it uses less digits than its factorization.

663048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9221 (or 9214 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 663048 is about 814.2775939445. The cubic root of 663048 is about 87.1996997998.

The spelling of 663048 in words is "six hundred sixty-three thousand, forty-eight".