2228146733 has 2 divisors, whose sum is σ = 2228146734. Its totient is φ = 2228146732.

The previous prime is 2228146721. The next prime is 2228146847. The reversal of 2228146733 is 3376418222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1294416484 + 933730249 = 35978^2 + 30557^2 .

It is a cyclic number.

It is not a de Polignac number, because 2228146733 - 2⁸ = 2228146477 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2228146933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114073366 + 1114073367.

It is an arithmetic number, because the mean of its divisors is an integer number (1114073367).

Almost surely, 2^2228146733 is an apocalyptic number.

It is an amenable number.

2228146733 is a deficient number, since it is larger than the sum of its proper divisors (1).

2228146733 is an equidigital number, since it uses as much as digits as its factorization.

2228146733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 38.

The square root of 2228146733 is about 47203.2491784199. The cubic root of 2228146733 is about 1306.1145351062.

The spelling of 2228146733 in words is "two billion, two hundred twenty-eight million, one hundred forty-six thousand, seven hundred thirty-three".