3525109 has 6 divisors (see below), whose sum is σ = 4100694. Its totient is φ = 3021480.

The previous prime is 3525061. The next prime is 3525133. The reversal of 3525109 is 9015253.

It can be written as a sum of positive squares in only one way, i.e., 2480625 + 1044484 = 1575^2 + 1022^2 .

It is not a de Polignac number, because 3525109 - 2⁷ = 3524981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3525199) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35922 + ... + 36019.

It is an arithmetic number, because the mean of its divisors is an integer number (683449).

Almost surely, 2^3525109 is an apocalyptic number.

It is an amenable number.

3525109 is a deficient number, since it is larger than the sum of its proper divisors (575585).

3525109 is an equidigital number, since it uses as much as digits as its factorization.

3525109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71955 (or 71948 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 3525109 is about 1877.5273633159. The cubic root of 3525109 is about 152.1916586262.

The spelling of 3525109 in words is "three million, five hundred twenty-five thousand, one hundred nine".