2271800832 has 80 divisors (see below), whose sum is σ = 6916854912. Its totient is φ = 649082880.

The previous prime is 2271800803. The next prime is 2271800837. The reversal of 2271800832 is 2380081722.

It is a super-2 number, since 2×2271800832² = 10322158040551784448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2271800793 and 2271800802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2271800837) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 94894 + ... + 116397.

Almost surely, 2^2271800832 is an apocalyptic number.

It is an amenable number.

2271800832 is an abundant number, since it is smaller than the sum of its proper divisors (4645054080).

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

2271800832 is an equidigital number, since it uses as much as digits as its factorization.

2271800832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211319 (or 211303 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 2271800832 is about 47663.4118795539. The cubic root of 2271800832 is about 1314.5892748808.

The spelling of 2271800832 in words is "two billion, two hundred seventy-one million, eight hundred thousand, eight hundred thirty-two".