855506299 has 4 divisors (see below), whose sum is σ = 856420264. Its totient is φ = 854592336.

The previous prime is 855506269. The next prime is 855506329. The reversal of 855506299 is 992605558.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (855506269) and next prime (855506329).

It is a cyclic number.

It is not a de Polignac number, because 855506299 - 2⁹ = 855505787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (855506269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 455577 + ... + 457450.

It is an arithmetic number, because the mean of its divisors is an integer number (214105066).

Almost surely, 2^855506299 is an apocalyptic number.

855506299 is a deficient number, since it is larger than the sum of its proper divisors (913965).

855506299 is an equidigital number, since it uses as much as digits as its factorization.

855506299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913964.

The product of its (nonzero) digits is 972000, while the sum is 49.

The square root of 855506299 is about 29249.0392833679. The cubic root of 855506299 is about 949.3093036766.

The spelling of 855506299 in words is "eight hundred fifty-five million, five hundred six thousand, two hundred ninety-nine".