3252991225 has 81 divisors (see below), whose sum is σ = 4788373863. Its totient is φ = 2190144000.

The previous prime is 3252991199. The next prime is 3252991243. The reversal of 3252991225 is 5221992523.

The square root of 3252991225 is 57035.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 2901653689 + 351337536 = 53867^2 + 18744^2 .

It is not a de Polignac number, because 3252991225 - 2⁵ = 3252991193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 53327695 + ... + 53327755.

Almost surely, 2^3252991225 is an apocalyptic number.

3252991225 is the 57035-th square number.

3252991225 is the 28518-th centered octagonal number.

It is an amenable number.

3252991225 is a deficient number, since it is larger than the sum of its proper divisors (1535382638).

3252991225 is a wasteful number, since it uses less digits than its factorization.

3252991225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 94 counting only the distinct ones).

The product of its digits is 97200, while the sum is 40.

The cubic root of 3252991225 is about 1481.7023303603.

The spelling of 3252991225 in words is "three billion, two hundred fifty-two million, nine hundred ninety-one thousand, two hundred twenty-five".