5525500 has 48 divisors (see below), whose sum is σ = 12396384. Its totient is φ = 2150400.

The previous prime is 5525491. The next prime is 5525501. The reversal of 5525500 is 55255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5525501) 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, 21372 + ... + 21628.

It is an arithmetic number, because the mean of its divisors is an integer number (258258).

Almost surely, 2^5525500 is an apocalyptic number.

5525500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5525500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6198192).

5525500 is an abundant number, since it is smaller than the sum of its proper divisors (6870884).

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

5525500 is a wasteful number, since it uses less digits than its factorization.

5525500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 1250, while the sum is 22.

The square root of 5525500 is about 2350.6382112099. The cubic root of 5525500 is about 176.7897958935.

Multiplying 5525500 by its reverse (55255), we get a square (305311502500 = 552550²).

5525500 divided by its reverse (55255) gives a square (100 = 10²).

The spelling of 5525500 in words is "five million, five hundred twenty-five thousand, five hundred".