1507225 has 6 divisors (see below), whose sum is σ = 1868990. Its totient is φ = 1205760.

The previous prime is 1507211. The next prime is 1507229. The reversal of 1507225 is 5227051.

It can be written as a sum of positive squares in 3 ways, for example, as 16384 + 1490841 = 128^2 + 1221^2 .

It is not a de Polignac number, because 1507225 - 2⁷ = 1507097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1507196 and 1507205.

It is not an unprimeable number, because it can be changed into a prime (1507229) 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, 30120 + ... + 30169.

2^1507225 is an apocalyptic number.

It is an amenable number.

1507225 is a deficient number, since it is larger than the sum of its proper divisors (361765).

1507225 is an equidigital number, since it uses as much as digits as its factorization.

1507225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60299 (or 60294 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 1507225 is about 1227.6909220158. The cubic root of 1507225 is about 114.6549201882.

The spelling of 1507225 in words is "one million, five hundred seven thousand, two hundred twenty-five".