3529725 has 24 divisors (see below), whose sum is σ = 6145440. Its totient is φ = 1782720.

The previous prime is 3529703. The next prime is 3529759. The reversal of 3529725 is 5279253.

It is not a de Polignac number, because 3529725 - 2¹⁵ = 3496957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 187 + ... + 2663.

It is an arithmetic number, because the mean of its divisors is an integer number (256060).

Almost surely, 2^3529725 is an apocalyptic number.

It is an amenable number.

3529725 is a deficient number, since it is larger than the sum of its proper divisors (2615715).

3529725 is a wasteful number, since it uses less digits than its factorization.

3529725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2509 (or 2504 counting only the distinct ones).

The product of its digits is 18900, while the sum is 33.

The square root of 3529725 is about 1878.7562375146. The cubic root of 3529725 is about 152.2580594362.

The spelling of 3529725 in words is "three million, five hundred twenty-nine thousand, seven hundred twenty-five".