2281931633 has 2 divisors, whose sum is σ = 2281931634. Its totient is φ = 2281931632.

The previous prime is 2281931569. The next prime is 2281931651. The reversal of 2281931633 is 3361391822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2259766369 + 22165264 = 47537^2 + 4708^2 .

It is a cyclic number.

It is not a de Polignac number, because 2281931633 - 2⁶ = 2281931569 is a prime.

It is not a weakly prime, because it can be changed into another prime (2281931933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1140965816 + 1140965817.

It is an arithmetic number, because the mean of its divisors is an integer number (1140965817).

Almost surely, 2^2281931633 is an apocalyptic number.

It is an amenable number.

2281931633 is a deficient number, since it is larger than the sum of its proper divisors (1).

2281931633 is an equidigital number, since it uses as much as digits as its factorization.

2281931633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 38.

The square root of 2281931633 is about 47769.5680637788. The cubic root of 2281931633 is about 1316.5404574926.

The spelling of 2281931633 in words is "two billion, two hundred eighty-one million, nine hundred thirty-one thousand, six hundred thirty-three".