3521109 has 16 divisors (see below), whose sum is σ = 4838400. Its totient is φ = 2276976.

The previous prime is 3521101. The next prime is 3521113. The reversal of 3521109 is 9011253.

3521109 = T₁₀₂ + T₁₀₃ + ... + T₂₈₀.

It is not a de Polignac number, because 3521109 - 2³ = 3521101 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3521101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19582 + ... + 19760.

It is an arithmetic number, because the mean of its divisors is an integer number (302400).

Almost surely, 2^3521109 is an apocalyptic number.

It is an amenable number.

3521109 is a deficient number, since it is larger than the sum of its proper divisors (1317291).

3521109 is a wasteful number, since it uses less digits than its factorization.

3521109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 3521109 is about 1876.4618301474. The cubic root of 3521109 is about 152.1340720344.

The spelling of 3521109 in words is "three million, five hundred twenty-one thousand, one hundred nine".