788599249 has 2 divisors, whose sum is σ = 788599250. Its totient is φ = 788599248.

The previous prime is 788599169. The next prime is 788599267. The reversal of 788599249 is 942995887.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 457104400 + 331494849 = 21380^2 + 18207^2 .

It is an emirp because it is prime and its reverse (942995887) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 788599249 - 2⁷ = 788599121 is a prime.

It is not a weakly prime, because it can be changed into another prime (788599549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394299624 + 394299625.

It is an arithmetic number, because the mean of its divisors is an integer number (394299625).

Almost surely, 2^788599249 is an apocalyptic number.

It is an amenable number.

788599249 is a deficient number, since it is larger than the sum of its proper divisors (1).

788599249 is an equidigital number, since it uses as much as digits as its factorization.

788599249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 61.

The square root of 788599249 is about 28082.0093476233. The cubic root of 788599249 is about 923.8868514742.

The spelling of 788599249 in words is "seven hundred eighty-eight million, five hundred ninety-nine thousand, two hundred forty-nine".