3525609 has 8 divisors (see below), whose sum is σ = 4713280. Its totient is φ = 2344176.

The previous prime is 3525593. The next prime is 3525623. The reversal of 3525609 is 9065253.

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

It is not a de Polignac number, because 3525609 - 2⁴ = 3525593 is a prime.

It is a Duffinian number.

3525609 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3525679) 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, 22 + ... + 2655.

It is an arithmetic number, because the mean of its divisors is an integer number (589160).

Almost surely, 2^3525609 is an apocalyptic number.

It is an amenable number.

3525609 is a deficient number, since it is larger than the sum of its proper divisors (1187671).

3525609 is a wasteful number, since it uses less digits than its factorization.

3525609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3119.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 3525609 is about 1877.6605124463. The cubic root of 3525609 is about 152.1988538866.

The spelling of 3525609 in words is "three million, five hundred twenty-five thousand, six hundred nine".