3251225 has 12 divisors (see below), whose sum is σ = 4118784. Its totient is φ = 2544720.

The previous prime is 3251221. The next prime is 3251231. The reversal of 3251225 is 5221523.

It is not a de Polignac number, because 3251225 - 2² = 3251221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3251197 and 3251206.

It is not an unprimeable number, because it can be changed into a prime (3251221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 209 + ... + 2558.

It is an arithmetic number, because the mean of its divisors is an integer number (343232).

Almost surely, 2^3251225 is an apocalyptic number.

It is an amenable number.

3251225 is a deficient number, since it is larger than the sum of its proper divisors (867559).

3251225 is a wasteful number, since it uses less digits than its factorization.

3251225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2824 (or 2819 counting only the distinct ones).

The product of its digits is 600, while the sum is 20.

The square root of 3251225 is about 1803.1153595929. The cubic root of 3251225 is about 148.1434116348.

Adding to 3251225 its reverse (5221523), we get a palindrome (8472748).

The spelling of 3251225 in words is "three million, two hundred fifty-one thousand, two hundred twenty-five".