3504204205 has 4 divisors (see below), whose sum is σ = 4205045052. Its totient is φ = 2803363360.

The previous prime is 3504204173. The next prime is 3504204211. The reversal of 3504204205 is 5024024053.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5024024053 = 3331 ⋅1508263.

It can be written as a sum of positive squares in 2 ways, for example, as 489205924 + 3014998281 = 22118^2 + 54909^2 .

It is not a de Polignac number, because 3504204205 - 2⁵ = 3504204173 is a prime.

It is a super-2 number, since 2×3504204205² = 24558894220679364050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3504204205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350420416 + ... + 350420425.

It is an arithmetic number, because the mean of its divisors is an integer number (1051261263).

Almost surely, 2^3504204205 is an apocalyptic number.

It is an amenable number.

3504204205 is a deficient number, since it is larger than the sum of its proper divisors (700840847).

3504204205 is an equidigital number, since it uses as much as digits as its factorization.

3504204205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700840846.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 3504204205 is about 59196.3191845574. The cubic root of 3504204205 is about 1518.9021685215.

Adding to 3504204205 its reverse (5024024053), we get a palindrome (8528228258).

The spelling of 3504204205 in words is "three billion, five hundred four million, two hundred four thousand, two hundred five".