5663240 has 64 divisors (see below), whose sum is σ = 14195520. Its totient is φ = 2016000.

The previous prime is 5663239. The next prime is 5663263. The reversal of 5663240 is 423665.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26735 + ... + 26945.

It is an arithmetic number, because the mean of its divisors is an integer number (221805).

Almost surely, 2^5663240 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 5663240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7097760).

5663240 is an abundant number, since it is smaller than the sum of its proper divisors (8532280).

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

5663240 is a wasteful number, since it uses less digits than its factorization.

5663240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294 (or 290 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 5663240 is about 2379.7562900432. The cubic root of 5663240 is about 178.2467645945.

The spelling of 5663240 in words is "five million, six hundred sixty-three thousand, two hundred forty".