3523509 has 12 divisors (see below), whose sum is σ = 5552352. Its totient is φ = 2135400.

The previous prime is 3523501. The next prime is 3523519. The reversal of 3523509 is 9053253.

It is not a de Polignac number, because 3523509 - 2³ = 3523501 is a prime.

3523509 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3523501) 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 11 ways as a sum of consecutive naturals, for example, 17697 + ... + 17894.

It is an arithmetic number, because the mean of its divisors is an integer number (462696).

Almost surely, 2^3523509 is an apocalyptic number.

It is an amenable number.

3523509 is a deficient number, since it is larger than the sum of its proper divisors (2028843).

3523509 is a wasteful number, since it uses less digits than its factorization.

3523509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35608 (or 35605 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

The square root of 3523509 is about 1877.1012226303. The cubic root of 3523509 is about 152.1686292197.

The spelling of 3523509 in words is "three million, five hundred twenty-three thousand, five hundred nine".