2273732844 has 24 divisors (see below), whose sum is σ = 5428758720. Its totient is φ = 740284944.

The previous prime is 2273732819. The next prime is 2273732861. The reversal of 2273732844 is 4482373722.

It is a super-2 number, since 2×2273732844² = 10339722091768656672, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2273732796 and 2273732805.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2202714 + ... + 2203745.

It is an arithmetic number, because the mean of its divisors is an integer number (226198280).

Almost surely, 2^2273732844 is an apocalyptic number.

It is an amenable number.

2273732844 is an abundant number, since it is smaller than the sum of its proper divisors (3155025876).

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

2273732844 is a wasteful number, since it uses less digits than its factorization.

2273732844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4406509 (or 4406507 counting only the distinct ones).

The product of its digits is 451584, while the sum is 42.

The square root of 2273732844 is about 47683.6748164401. The cubic root of 2273732844 is about 1314.9618255290.

The spelling of 2273732844 in words is "two billion, two hundred seventy-three million, seven hundred thirty-two thousand, eight hundred forty-four".