3525725725 has 6 divisors (see below), whose sum is σ = 4371899930. Its totient is φ = 2820580560.

The previous prime is 3525725719. The next prime is 3525725743. The reversal of 3525725725 is 5275275253.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 880783684 + 2644942041 = 29678^2 + 51429^2 .

It is not a de Polignac number, because 3525725725 - 2⁹ = 3525725213 is a prime.

It is a congruent number.

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, 70514490 + ... + 70514539.

Almost surely, 2^3525725725 is an apocalyptic number.

It is an amenable number.

3525725725 is a deficient number, since it is larger than the sum of its proper divisors (846174205).

3525725725 is a wasteful number, since it uses less digits than its factorization.

3525725725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141029039 (or 141029034 counting only the distinct ones).

The product of its digits is 735000, while the sum is 43.

The square root of 3525725725 is about 59377.8218276824. The cubic root of 3525725725 is about 1522.0053352221.

The spelling of 3525725725 in words is "three billion, five hundred twenty-five million, seven hundred twenty-five thousand, seven hundred twenty-five".