3205099325 has 6 divisors (see below), whose sum is σ = 3974323194. Its totient is φ = 2564079440.

The previous prime is 3205099321. The next prime is 3205099333. The reversal of 3205099325 is 5239905023.

It can be written as a sum of positive squares in 3 ways, for example, as 6744409 + 3198354916 = 2597^2 + 56554^2 .

It is not a de Polignac number, because 3205099325 - 2² = 3205099321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3205099321) 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, 64101962 + ... + 64102011.

It is an arithmetic number, because the mean of its divisors is an integer number (662387199).

Almost surely, 2^3205099325 is an apocalyptic number.

It is an amenable number.

3205099325 is a deficient number, since it is larger than the sum of its proper divisors (769223869).

3205099325 is a wasteful number, since it uses less digits than its factorization.

3205099325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128203983 (or 128203978 counting only the distinct ones).

The product of its (nonzero) digits is 72900, while the sum is 38.

The square root of 3205099325 is about 56613.5966442691. The cubic root of 3205099325 is about 1474.3949371214.

The spelling of 3205099325 in words is "three billion, two hundred five million, ninety-nine thousand, three hundred twenty-five".