6228899987 has 2 divisors, whose sum is σ = 6228899988. Its totient is φ = 6228899986.

The previous prime is 6228899959. The next prime is 6228900037. The reversal of 6228899987 is 7899988226.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6228899987 - 2⁸ = 6228899731 is a prime.

It is not a weakly prime, because it can be changed into another prime (6228899917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3114449993 + 3114449994.

It is an arithmetic number, because the mean of its divisors is an integer number (3114449994).

Almost surely, 2^6228899987 is an apocalyptic number.

6228899987 is a deficient number, since it is larger than the sum of its proper divisors (1).

6228899987 is an equidigital number, since it uses as much as digits as its factorization.

6228899987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62705664, while the sum is 68.

The square root of 6228899987 is about 78923.3804838592. The cubic root of 6228899987 is about 1839.9405292491.

The spelling of 6228899987 in words is "six billion, two hundred twenty-eight million, eight hundred ninety-nine thousand, nine hundred eighty-seven".