3561050225 has 12 divisors (see below), whose sum is σ = 4416455424. Its totient is φ = 2848354320.

The previous prime is 3561050221. The next prime is 3561050257. The reversal of 3561050225 is 5220501653.

It is a happy number.

It is not a de Polignac number, because 3561050225 - 2² = 3561050221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3561050221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 239972 + ... + 254378.

It is an arithmetic number, because the mean of its divisors is an integer number (368037952).

Almost surely, 2^3561050225 is an apocalyptic number.

It is an amenable number.

3561050225 is a deficient number, since it is larger than the sum of its proper divisors (855405199).

3561050225 is a wasteful number, since it uses less digits than its factorization.

3561050225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24304 (or 24299 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 3561050225 is about 59674.5358172144. The cubic root of 3561050225 is about 1527.0714803755.

Adding to 3561050225 its reverse (5220501653), we get a palindrome (8781551878).

The spelling of 3561050225 in words is "three billion, five hundred sixty-one million, fifty thousand, two hundred twenty-five".