1504225 has 6 divisors (see below), whose sum is σ = 1865270. Its totient is φ = 1203360.

The previous prime is 1504187. The next prime is 1504231. The reversal of 1504225 is 5224051.

It can be written as a sum of positive squares in 3 ways, for example, as 471969 + 1032256 = 687^2 + 1016^2 .

It is not a de Polignac number, because 1504225 - 2⁹ = 1503713 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30060 + ... + 30109.

2^1504225 is an apocalyptic number.

It is an amenable number.

1504225 is a deficient number, since it is larger than the sum of its proper divisors (361045).

1504225 is an equidigital number, since it uses as much as digits as its factorization.

1504225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60179 (or 60174 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 1504225 is about 1226.4685075451. The cubic root of 1504225 is about 114.5787994533.

Adding to 1504225 its reverse (5224051), we get a palindrome (6728276).

The spelling of 1504225 in words is "one million, five hundred four thousand, two hundred twenty-five".