1752628225 has 6 divisors (see below), whose sum is σ = 2173259030. Its totient is φ = 1402102560.

The previous prime is 1752628187. The next prime is 1752628237. The reversal of 1752628225 is 5228262571.

It can be written as a sum of positive squares in 3 ways, for example, as 504631296 + 1247996929 = 22464^2 + 35327^2 .

It is not a de Polignac number, because 1752628225 - 2²⁵ = 1719073793 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35052540 + ... + 35052589.

Almost surely, 2^1752628225 is an apocalyptic number.

It is an amenable number.

1752628225 is a deficient number, since it is larger than the sum of its proper divisors (420630805).

1752628225 is an equidigital number, since it uses as much as digits as its factorization.

1752628225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70105139 (or 70105134 counting only the distinct ones).

The product of its digits is 134400, while the sum is 40.

The square root of 1752628225 is about 41864.4028382109. The cubic root of 1752628225 is about 1205.6741061549.

The spelling of 1752628225 in words is "one billion, seven hundred fifty-two million, six hundred twenty-eight thousand, two hundred twenty-five".