3533609 has 2 divisors, whose sum is σ = 3533610. Its totient is φ = 3533608.

The previous prime is 3533581. The next prime is 3533627. The reversal of 3533609 is 9063353.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1882384 + 1651225 = 1372^2 + 1285^2 .

It is a cyclic number.

It is not a de Polignac number, because 3533609 - 2²⁰ = 2485033 is a prime.

It is not a weakly prime, because it can be changed into another prime (3530609) 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 as a sum of consecutive naturals, namely, 1766804 + 1766805.

It is an arithmetic number, because the mean of its divisors is an integer number (1766805).

Almost surely, 2^3533609 is an apocalyptic number.

It is an amenable number.

3533609 is a deficient number, since it is larger than the sum of its proper divisors (1).

3533609 is an equidigital number, since it uses as much as digits as its factorization.

3533609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7290, while the sum is 29.

The square root of 3533609 is about 1879.7896158879. The cubic root of 3533609 is about 152.3138856481.

The spelling of 3533609 in words is "three million, five hundred thirty-three thousand, six hundred nine".