1503225 has 48 divisors (see below), whose sum is σ = 2946240. Its totient is φ = 748800.

The previous prime is 1503181. The next prime is 1503233. The reversal of 1503225 is 5223051.

It is a happy number.

It is not a de Polignac number, because 1503225 - 2¹⁰ = 1502201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1503198 and 1503207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11410 + ... + 11540.

It is an arithmetic number, because the mean of its divisors is an integer number (61380).

2^1503225 is an apocalyptic number.

1503225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1503225 is a deficient number, since it is larger than the sum of its proper divisors (1443015).

1503225 is a wasteful number, since it uses less digits than its factorization.

1503225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 1503225 is about 1226.0607652152. The cubic root of 1503225 is about 114.5534033857.

Adding to 1503225 its reverse (5223051), we get a palindrome (6726276).

It can be divided in two parts, 1503 and 225, that added together give a cube (1728 = 12³).

The spelling of 1503225 in words is "one million, five hundred three thousand, two hundred twenty-five".