5663328 has 96 divisors (see below), whose sum is σ = 16837632. Its totient is φ = 1651200.

The previous prime is 5663327. The next prime is 5663347. The reversal of 5663328 is 8233665.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5663321) 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, 32650 + ... + 32822.

It is an arithmetic number, because the mean of its divisors is an integer number (175392).

Almost surely, 2^5663328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5663328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8418816).

5663328 is an abundant number, since it is smaller than the sum of its proper divisors (11174304).

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

5663328 is a wasteful number, since it uses less digits than its factorization.

5663328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 220 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 5663328 is about 2379.7747792596. The cubic root of 5663328 is about 178.2476878372.

Subtracting from 5663328 its sum of digits (33), we obtain a triangular number (5663295 = T₃₃₆₅).

The spelling of 5663328 in words is "five million, six hundred sixty-three thousand, three hundred twenty-eight".