3255045221 has 4 divisors (see below), whose sum is σ = 3255166944. Its totient is φ = 3254923500.

The previous prime is 3255045203. The next prime is 3255045223. The reversal of 3255045221 is 1225405523.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3255045221 - 2²⁶ = 3187936357 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 (3255045223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1355 + ... + 80696.

It is an arithmetic number, because the mean of its divisors is an integer number (813791736).

Almost surely, 2^3255045221 is an apocalyptic number.

It is an amenable number.

3255045221 is a deficient number, since it is larger than the sum of its proper divisors (121723).

3255045221 is an equidigital number, since it uses as much as digits as its factorization.

3255045221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121722.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 3255045221 is about 57053.0036106777. The cubic root of 3255045221 is about 1482.0141224023.

The spelling of 3255045221 in words is "three billion, two hundred fifty-five million, forty-five thousand, two hundred twenty-one".