3822225 has 48 divisors (see below), whose sum is σ = 7124544. Its totient is φ = 1792000.

The previous prime is 3822223. The next prime is 3822241. The reversal of 3822225 is 5222283.

3822225 = 1² + 2² + ... + 225².

It is not a de Polignac number, because 3822225 - 2¹ = 3822223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3822195 and 3822204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3822223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33769 + ... + 33881.

It is an arithmetic number, because the mean of its divisors is an integer number (148428).

Almost surely, 2^3822225 is an apocalyptic number.

It is an amenable number.

3822225 is a deficient number, since it is larger than the sum of its proper divisors (3302319).

3822225 is a wasteful number, since it uses less digits than its factorization.

3822225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 173 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 3822225 is about 1955.0511502260. The cubic root of 3822225 is about 156.3527111346.

It can be divided in two parts, 3 and 822225, that added together give a palindrome (822228).

The spelling of 3822225 in words is "three million, eight hundred twenty-two thousand, two hundred twenty-five".