2127866492 has 12 divisors (see below), whose sum is σ = 3724362096. Its totient is φ = 1063763040.

The previous prime is 2127866479. The next prime is 2127866509. The reversal of 2127866492 is 2946687212.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11984 + ... + 66327.

It is an arithmetic number, because the mean of its divisors is an integer number (310363508).

Almost surely, 2^2127866492 is an apocalyptic number.

It is an amenable number.

2127866492 is a deficient number, since it is larger than the sum of its proper divisors (1596495604).

2127866492 is a wasteful number, since it uses less digits than its factorization.

2127866492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85108 (or 85106 counting only the distinct ones).

The product of its digits is 580608, while the sum is 47.

The square root of 2127866492 is about 46128.8032795129. The cubic root of 2127866492 is about 1286.2186185801.

The spelling of 2127866492 in words is "two billion, one hundred twenty-seven million, eight hundred sixty-six thousand, four hundred ninety-two".