2273230818 has 40 divisors (see below), whose sum is σ = 5104273680. Its totient is φ = 756173880.

The previous prime is 2273230807. The next prime is 2273230823. The reversal of 2273230818 is 8180323722.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 65253 + ... + 93831.

It is an arithmetic number, because the mean of its divisors is an integer number (127606842).

Almost surely, 2^2273230818 is an apocalyptic number.

2273230818 is an abundant number, since it is smaller than the sum of its proper divisors (2831042862).

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

2273230818 is a wasteful number, since it uses less digits than its factorization.

2273230818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29084 (or 29075 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 2273230818 is about 47678.4103971598. The cubic root of 2273230818 is about 1314.8650399548.

The spelling of 2273230818 in words is "two billion, two hundred seventy-three million, two hundred thirty thousand, eight hundred eighteen".