5665248 has 96 divisors (see below), whose sum is σ = 16934400. Its totient is φ = 1842048.

The previous prime is 5665243. The next prime is 5665259. The reversal of 5665248 is 8425665.

5665248 is a `hidden beast` number, since 566 + 52 + 48 = 666.

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 (36).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5665243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68215 + ... + 68297.

It is an arithmetic number, because the mean of its divisors is an integer number (176400).

Almost surely, 2^5665248 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 5665248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8467200).

5665248 is an abundant number, since it is smaller than the sum of its proper divisors (11269152).

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

5665248 is a wasteful number, since it uses less digits than its factorization.

5665248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 167 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 5665248 is about 2380.1781445934. The cubic root of 5665248 is about 178.2678289328.

The spelling of 5665248 in words is "five million, six hundred sixty-five thousand, two hundred forty-eight".