3528545729 has 8 divisors (see below), whose sum is σ = 3621527712. Its totient is φ = 3436060320.

The previous prime is 3528545723. The next prime is 3528545753. The reversal of 3528545729 is 9275458253.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3528545729 - 2¹² = 3528541633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3528545723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109724 + ... + 138189.

It is an arithmetic number, because the mean of its divisors is an integer number (452690964).

Almost surely, 2^3528545729 is an apocalyptic number.

It is an amenable number.

3528545729 is a deficient number, since it is larger than the sum of its proper divisors (92981983).

3528545729 is a wasteful number, since it uses less digits than its factorization.

3528545729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248287.

The product of its digits is 3024000, while the sum is 50.

The square root of 3528545729 is about 59401.5633548478. The cubic root of 3528545729 is about 1522.4110122052.

The spelling of 3528545729 in words is "three billion, five hundred twenty-eight million, five hundred forty-five thousand, seven hundred twenty-nine".