3045446221 has 4 divisors (see below), whose sum is σ = 3051700192. Its totient is φ = 3039192252.

The previous prime is 3045446213. The next prime is 3045446227. The reversal of 3045446221 is 1226445403.

3045446221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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.

It is a cyclic number.

It is not a de Polignac number, because 3045446221 - 2³ = 3045446213 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 (3045446227) 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, 3126255 + ... + 3127228.

It is an arithmetic number, because the mean of its divisors is an integer number (762925048).

Almost surely, 2^3045446221 is an apocalyptic number.

It is an amenable number.

3045446221 is a deficient number, since it is larger than the sum of its proper divisors (6253971).

3045446221 is an equidigital number, since it uses as much as digits as its factorization.

3045446221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6253970.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 3045446221 is about 55185.5617077511. The cubic root of 3045446221 is about 1449.4958566040.

The spelling of 3045446221 in words is "three billion, forty-five million, four hundred forty-six thousand, two hundred twenty-one".