7828228297 has 2 divisors, whose sum is σ = 7828228298. Its totient is φ = 7828228296.

The previous prime is 7828228267. The next prime is 7828228307. The reversal of 7828228297 is 7928228287.

7828228297 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3941453961 + 3886774336 = 62781^2 + 62344^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7828228297 is a prime.

It is a super-2 number, since 2×7828228297² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7828228237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3914114148 + 3914114149.

It is an arithmetic number, because the mean of its divisors is an integer number (3914114149).

Almost surely, 2^7828228297 is an apocalyptic number.

It is an amenable number.

7828228297 is a deficient number, since it is larger than the sum of its proper divisors (1).

7828228297 is an equidigital number, since it uses as much as digits as its factorization.

7828228297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3612672, while the sum is 55.

The square root of 7828228297 is about 88477.2755966186. The cubic root of 7828228297 is about 1985.5820018475.

The spelling of 7828228297 in words is "seven billion, eight hundred twenty-eight million, two hundred twenty-eight thousand, two hundred ninety-seven".