2272321736 has 16 divisors (see below), whose sum is σ = 4330450140. Its totient is φ = 1117535040.

The previous prime is 2272321717. The next prime is 2272321747. The reversal of 2272321736 is 6371232722.

It can be written as a sum of positive squares in 2 ways, for example, as 1771904836 + 500416900 = 42094^2 + 22370^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2272321696 and 2272321705.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2327711 + ... + 2328686.

Almost surely, 2^2272321736 is an apocalyptic number.

It is an amenable number.

2272321736 is a deficient number, since it is larger than the sum of its proper divisors (2058128404).

2272321736 is a wasteful number, since it uses less digits than its factorization.

2272321736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4656464 (or 4656460 counting only the distinct ones).

The product of its digits is 42336, while the sum is 35.

The square root of 2272321736 is about 47668.8759674486. The cubic root of 2272321736 is about 1314.6897417983.

The spelling of 2272321736 in words is "two billion, two hundred seventy-two million, three hundred twenty-one thousand, seven hundred thirty-six".