2228784079 has 2 divisors, whose sum is σ = 2228784080. Its totient is φ = 2228784078.

The previous prime is 2228784073. The next prime is 2228784109. The reversal of 2228784079 is 9704878222.

2228784079 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2228784079 - 2³ = 2228784071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2228784071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114392039 + 1114392040.

It is an arithmetic number, because the mean of its divisors is an integer number (1114392040).

Almost surely, 2^2228784079 is an apocalyptic number.

2228784079 is a deficient number, since it is larger than the sum of its proper divisors (1).

2228784079 is an equidigital number, since it uses as much as digits as its factorization.

2228784079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 903168, while the sum is 49.

The square root of 2228784079 is about 47209.9997775895. Note that the first 3 decimals coincide. The cubic root of 2228784079 is about 1306.2390582510.

The spelling of 2228784079 in words is "two billion, two hundred twenty-eight million, seven hundred eighty-four thousand, seventy-nine".