5811225 has 24 divisors (see below), whose sum is σ = 10981440. Its totient is φ = 2656320.

The previous prime is 5811191. The next prime is 5811227. The reversal of 5811225 is 5221185.

5811225 = 35² + 36² + ... + 259².

It is not a de Polignac number, because 5811225 - 2¹⁰ = 5810201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5811195 and 5811204.

It is not an unprimeable number, because it can be changed into a prime (5811227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5010 + ... + 6059.

It is an arithmetic number, because the mean of its divisors is an integer number (457560).

Almost surely, 2^5811225 is an apocalyptic number.

It is an amenable number.

5811225 is a deficient number, since it is larger than the sum of its proper divisors (5170215).

5811225 is a wasteful number, since it uses less digits than its factorization.

5811225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11089 (or 11084 counting only the distinct ones).

The product of its digits is 800, while the sum is 24.

The square root of 5811225 is about 2410.6482530639. The cubic root of 5811225 is about 179.7860111372.

The spelling of 5811225 in words is "five million, eight hundred eleven thousand, two hundred twenty-five".