5591225 has 24 divisors (see below), whose sum is σ = 7440000. Its totient is φ = 4155840.

The previous prime is 5591221. The next prime is 5591227. The reversal of 5591225 is 5221955.

It is not a de Polignac number, because 5591225 - 2² = 5591221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5591221) 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 23 ways as a sum of consecutive naturals, for example, 37451 + ... + 37599.

It is an arithmetic number, because the mean of its divisors is an integer number (310000).

Almost surely, 2^5591225 is an apocalyptic number.

It is an amenable number.

5591225 is a deficient number, since it is larger than the sum of its proper divisors (1848775).

5591225 is a wasteful number, since it uses less digits than its factorization.

5591225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257 (or 252 counting only the distinct ones).

The product of its digits is 4500, while the sum is 29.

The square root of 5591225 is about 2364.5771292136. The cubic root of 5591225 is about 177.4879976014.

The spelling of 5591225 in words is "five million, five hundred ninety-one thousand, two hundred twenty-five".