4205225 has 12 divisors (see below), whose sum is σ = 5304720. Its totient is φ = 3306000.

The previous prime is 4205219. The next prime is 4205233. The reversal of 4205225 is 5225024.

It is not a de Polignac number, because 4205225 - 2²⁰ = 3156649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4205197 and 4205206.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50 + ... + 2900.

It is an arithmetic number, because the mean of its divisors is an integer number (442060).

Almost surely, 2^4205225 is an apocalyptic number.

It is an amenable number.

4205225 is a deficient number, since it is larger than the sum of its proper divisors (1099495).

4205225 is a wasteful number, since it uses less digits than its factorization.

4205225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2920 (or 2915 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 4205225 is about 2050.6645264401. The cubic root of 4205225 is about 161.4097429457.

The spelling of 4205225 in words is "four million, two hundred five thousand, two hundred twenty-five".