808852399 has 2 divisors, whose sum is σ = 808852400. Its totient is φ = 808852398.

The previous prime is 808852379. The next prime is 808852411. The reversal of 808852399 is 993258808.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 808852399 - 2¹⁵ = 808819631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (808852349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404426199 + 404426200.

It is an arithmetic number, because the mean of its divisors is an integer number (404426200).

Almost surely, 2^808852399 is an apocalyptic number.

808852399 is a deficient number, since it is larger than the sum of its proper divisors (1).

808852399 is an equidigital number, since it uses as much as digits as its factorization.

808852399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 52.

The square root of 808852399 is about 28440.3305008926. The cubic root of 808852399 is about 931.7293137015.

The spelling of 808852399 in words is "eight hundred eight million, eight hundred fifty-two thousand, three hundred ninety-nine".