5536640 has 64 divisors (see below), whose sum is σ = 13623120. Its totient is φ = 2150400.

The previous prime is 5536639. The next prime is 5536669. The reversal of 5536640 is 466355.

It is a tau number, because it is divible by the number of its divisors (64).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26135 + ... + 26345.

Almost surely, 2^5536640 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 5536640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6811560).

5536640 is an abundant number, since it is smaller than the sum of its proper divisors (8086480).

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

5536640 is a wasteful number, since it uses less digits than its factorization.

5536640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 5536640 is about 2353.0065873261. The cubic root of 5536640 is about 176.9085251955.

The spelling of 5536640 in words is "five million, five hundred thirty-six thousand, six hundred forty".