2243345020 has 48 divisors (see below), whose sum is σ = 5618124288. Its totient is φ = 735704640.

The previous prime is 2243345017. The next prime is 2243345063. The reversal of 2243345020 is 205433422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345126 + ... + 351565.

It is an arithmetic number, because the mean of its divisors is an integer number (117044256).

Almost surely, 2^2243345020 is an apocalyptic number.

2243345020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2243345020 is an abundant number, since it is smaller than the sum of its proper divisors (3374779268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2243345020 is a wasteful number, since it uses less digits than its factorization.

2243345020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696730 (or 696728 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 2243345020 is about 47363.9633054499. The cubic root of 2243345020 is about 1309.0774967089.

Adding to 2243345020 its reverse (205433422), we get a palindrome (2448778442).

The spelling of 2243345020 in words is "two billion, two hundred forty-three million, three hundred forty-five thousand, twenty".