1004225 has 6 divisors (see below), whose sum is σ = 1245270. Its totient is φ = 803360.

The previous prime is 1004221. The next prime is 1004233. The reversal of 1004225 is 5224001.

1004225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 300304 + 703921 = 548^2 + 839^2 .

It is not a de Polignac number, because 1004225 - 2² = 1004221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1004221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20060 + ... + 20109.

It is an arithmetic number, because the mean of its divisors is an integer number (207545).

2^1004225 is an apocalyptic number.

It is an amenable number.

1004225 is a deficient number, since it is larger than the sum of its proper divisors (241045).

1004225 is an equidigital number, since it uses as much as digits as its factorization.

1004225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40179 (or 40174 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 1004225 is about 1002.1102733731. The cubic root of 1004225 is about 100.1406354573.

Adding to 1004225 its reverse (5224001), we get a palindrome (6228226).

It can be divided in two parts, 100 and 4225, that multiplied together give a square (422500 = 650²).

The spelling of 1004225 in words is "one million, four thousand, two hundred twenty-five".