3808225 has 24 divisors (see below), whose sum is σ = 5088960. Its totient is φ = 2819520.

The previous prime is 3808223. The next prime is 3808229. The reversal of 3808225 is 5228083.

It is not a de Polignac number, because 3808225 - 2¹ = 3808223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3808193 and 3808202.

It is not an unprimeable number, because it can be changed into a prime (3808223) 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, 21186 + ... + 21364.

It is an arithmetic number, because the mean of its divisors is an integer number (212040).

Almost surely, 2^3808225 is an apocalyptic number.

It is an amenable number.

3808225 is a deficient number, since it is larger than the sum of its proper divisors (1280735).

3808225 is a wasteful number, since it uses less digits than its factorization.

3808225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249 (or 244 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 3808225 is about 1951.4673966018. The cubic root of 3808225 is about 156.1615819759.

The spelling of 3808225 in words is "three million, eight hundred eight thousand, two hundred twenty-five".