5528640 has 112 divisors (see below), whose sum is σ = 18946368. Its totient is φ = 1357824.

The previous prime is 5528623. The next prime is 5528641. The reversal of 5528640 is 468255.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5528598 and 5528607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5528641) 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, 12259 + ... + 12701.

It is an arithmetic number, because the mean of its divisors is an integer number (169164).

Almost surely, 2^5528640 is an apocalyptic number.

5528640 is the 1920-th pentagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5528640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9473184).

5528640 is an abundant number, since it is smaller than the sum of its proper divisors (13417728).

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

5528640 is a wasteful number, since it uses less digits than its factorization.

5528640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476 (or 466 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 5528640 is about 2351.3060200663. The cubic root of 5528640 is about 176.8232779216.

The spelling of 5528640 in words is "five million, five hundred twenty-eight thousand, six hundred forty".