2171932234 has 8 divisors (see below), whose sum is σ = 3269018340. Its totient is φ = 1082259456.

The previous prime is 2171932229. The next prime is 2171932253. The reversal of 2171932234 is 4322391712.

It can be written as a sum of positive squares in 2 ways, for example, as 1576328209 + 595604025 = 39703^2 + 24405^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2171932234.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1852599 + ... + 1853770.

Almost surely, 2^2171932234 is an apocalyptic number.

2171932234 is a deficient number, since it is larger than the sum of its proper divisors (1097086106).

2171932234 is a wasteful number, since it uses less digits than its factorization.

2171932234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3706664.

The product of its digits is 18144, while the sum is 34.

The square root of 2171932234 is about 46603.9937559004. The cubic root of 2171932234 is about 1295.0367423970.

The spelling of 2171932234 in words is "two billion, one hundred seventy-one million, nine hundred thirty-two thousand, two hundred thirty-four".