2170192066 has 24 divisors (see below), whose sum is σ = 3814427916. Its totient is φ = 923287680.

The previous prime is 2170192049. The next prime is 2170192081. The reversal of 2170192066 is 6602910712.

It can be written as a sum of positive squares in 2 ways, for example, as 2168858041 + 1334025 = 46571^2 + 1155^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67395 + ... + 94246.

Almost surely, 2^2170192066 is an apocalyptic number.

2170192066 is a deficient number, since it is larger than the sum of its proper divisors (1644235850).

2170192066 is a wasteful number, since it uses less digits than its factorization.

2170192066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161794 (or 161787 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 2170192066 is about 46585.3202843986. The cubic root of 2170192066 is about 1294.6907856812.

The spelling of 2170192066 in words is "two billion, one hundred seventy million, one hundred ninety-two thousand, sixty-six".