3555052213 has 4 divisors (see below), whose sum is σ = 3561214060. Its totient is φ = 3548890368.

The previous prime is 3555052187. The next prime is 3555052217. The reversal of 3555052213 is 3122505553.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1859506884 + 1695545329 = 43122^2 + 41177^2 .

It is a cyclic number.

It is not a de Polignac number, because 3555052213 - 2⁵ = 3555052181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3555052217) by changing a digit.

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, 3080058 + ... + 3081211.

It is an arithmetic number, because the mean of its divisors is an integer number (890303515).

Almost surely, 2^3555052213 is an apocalyptic number.

It is an amenable number.

3555052213 is a deficient number, since it is larger than the sum of its proper divisors (6161847).

3555052213 is an equidigital number, since it uses as much as digits as its factorization.

3555052213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6161846.

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 3555052213 is about 59624.2585949712. The cubic root of 3555052213 is about 1526.2136304148.

Adding to 3555052213 its reverse (3122505553), we get a palindrome (6677557766).

The spelling of 3555052213 in words is "three billion, five hundred fifty-five million, fifty-two thousand, two hundred thirteen".