3245011225 has 9 divisors (see below), whose sum is σ = 4024167133. Its totient is φ = 2595781120.

The previous prime is 3245011223. The next prime is 3245011229. The reversal of 3245011225 is 5221105423.

The square root of 3245011225 is 56965.

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

It can be written as a sum of positive squares in 4 ways, for example, as 40998409 + 3204012816 = 6403^2 + 56604^2 .

It is not a de Polignac number, because 3245011225 - 2¹ = 3245011223 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3245011225.

It is not an unprimeable number, because it can be changed into a prime (3245011223) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 279129 + ... + 290521.

Almost surely, 2^3245011225 is an apocalyptic number.

3245011225 is the 56965-th square number.

3245011225 is the 28483-rd centered octagonal number.

It is an amenable number.

3245011225 is a deficient number, since it is larger than the sum of its proper divisors (779155908).

3245011225 is an frugal number, since it uses more digits than its factorization.

3245011225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22796 (or 11398 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The cubic root of 3245011225 is about 1480.4897370317.

Multiplying 3245011225 by its sum of digits (25), we get a square (81125280625 = 284825²).

3245011225 divided by its sum of digits (25) gives a square (129800449 = 11393²).

Adding to 3245011225 its reverse (5221105423), we get a palindrome (8466116648).

The spelling of 3245011225 in words is "three billion, two hundred forty-five million, eleven thousand, two hundred twenty-five".