862823055 has 16 divisors (see below), whose sum is σ = 1381517280. Its totient is φ = 459838848.

The previous prime is 862823029. The next prime is 862823057. The reversal of 862823055 is 550328268.

It is not a de Polignac number, because 862823055 - 2⁵ = 862823023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (862823057) 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 in 15 ways as a sum of consecutive naturals, for example, 1309 + ... + 41561.

It is an arithmetic number, because the mean of its divisors is an integer number (86344830).

Almost surely, 2^862823055 is an apocalyptic number.

862823055 is a deficient number, since it is larger than the sum of its proper divisors (518694225).

862823055 is a wasteful number, since it uses less digits than its factorization.

862823055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41690.

The product of its (nonzero) digits is 115200, while the sum is 39.

The square root of 862823055 is about 29373.8498498239. The cubic root of 862823055 is about 952.0079615740.

The spelling of 862823055 in words is "eight hundred sixty-two million, eight hundred twenty-three thousand, fifty-five".