3443561725 has 24 divisors (see below), whose sum is σ = 4480695360. Its totient is φ = 2620273920.

The previous prime is 3443561717. The next prime is 3443561753. The reversal of 3443561725 is 5271653443.

It is a happy number.

3443561725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3443561725 - 2³ = 3443561717 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86197 + ... + 119653.

It is an arithmetic number, because the mean of its divisors is an integer number (186695640).

Almost surely, 2^3443561725 is an apocalyptic number.

It is an amenable number.

3443561725 is a deficient number, since it is larger than the sum of its proper divisors (1037133635).

3443561725 is a wasteful number, since it uses less digits than its factorization.

3443561725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33669 (or 33664 counting only the distinct ones).

The product of its digits is 302400, while the sum is 40.

The square root of 3443561725 is about 58681.8687926688. The cubic root of 3443561725 is about 1510.0892780861.

The spelling of 3443561725 in words is "three billion, four hundred forty-three million, five hundred sixty-one thousand, seven hundred twenty-five".