2164934571 has 8 divisors (see below), whose sum is σ = 2898557904. Its totient is φ = 1437300480.

The previous prime is 2164934557. The next prime is 2164934573. The reversal of 2164934571 is 1754394612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2164934571 - 2³⁰ = 1091192747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2164934573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1496466 + ... + 1497911.

It is an arithmetic number, because the mean of its divisors is an integer number (362319738).

Almost surely, 2^2164934571 is an apocalyptic number.

2164934571 is a deficient number, since it is larger than the sum of its proper divisors (733623333).

2164934571 is a wasteful number, since it uses less digits than its factorization.

2164934571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2994621.

The product of its digits is 181440, while the sum is 42.

The square root of 2164934571 is about 46528.8574005423. The cubic root of 2164934571 is about 1293.6444367461.

The spelling of 2164934571 in words is "two billion, one hundred sixty-four million, nine hundred thirty-four thousand, five hundred seventy-one".