3534659209 has 3 divisors (see below), whose sum is σ = 3534718663. Its totient is φ = 3534599756.

The previous prime is 3534659207. The next prime is 3534659231. The reversal of 3534659209 is 9029564353.

The square root of 3534659209 is 59453.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9029564353 = 27691 ⋅326083.

It can be written as a sum of positive squares in only one way, i.e., 2898207225 + 636451984 = 53835^2 + 25228^2 .

It is not a de Polignac number, because 3534659209 - 2¹ = 3534659207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3534659203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 29727 + ... + 89179.

Almost surely, 2^3534659209 is an apocalyptic number.

3534659209 is the 59453-rd square number.

3534659209 is the 29727-th centered octagonal number.

It is an amenable number.

3534659209 is a deficient number, since it is larger than the sum of its proper divisors (59454).

3534659209 is an frugal number, since it uses more digits than its factorization.

3534659209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118906 (or 59453 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 46.

The cubic root of 3534659209 is about 1523.2897367555.

The spelling of 3534659209 in words is "three billion, five hundred thirty-four million, six hundred fifty-nine thousand, two hundred nine".