2192799855 has 16 divisors (see below), whose sum is σ = 3557896704. Its totient is φ = 1153020960.

The previous prime is 2192799839. The next prime is 2192799871. The reversal of 2192799855 is 5589972912.

It is an interprime number because it is at equal distance from previous prime (2192799839) and next prime (2192799871).

It is not a de Polignac number, because 2192799855 - 2⁴ = 2192799839 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2192799795 and 2192799804.

It is a congruent number.

It is an unprimeable number.

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, 1028419 + ... + 1030548.

It is an arithmetic number, because the mean of its divisors is an integer number (222368544).

Almost surely, 2^2192799855 is an apocalyptic number.

2192799855 is a deficient number, since it is larger than the sum of its proper divisors (1365096849).

2192799855 is a wasteful number, since it uses less digits than its factorization.

2192799855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059046.

The product of its digits is 4082400, while the sum is 57.

The square root of 2192799855 is about 46827.3408918337. The cubic root of 2192799855 is about 1299.1710405507.

It can be divided in two parts, 21 and 92799855, that added together give a triangular number (92799876 = T₁₃₆₂₃).

The spelling of 2192799855 in words is "two billion, one hundred ninety-two million, seven hundred ninety-nine thousand, eight hundred fifty-five".