2189132835 has 8 divisors (see below), whose sum is σ = 3502612560. Its totient is φ = 1167537504.

The previous prime is 2189132819. The next prime is 2189132843. The reversal of 2189132835 is 5382319812.

It is a happy number.

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

It is not a de Polignac number, because 2189132835 - 2⁴ = 2189132819 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 72971080 + ... + 72971109.

It is an arithmetic number, because the mean of its divisors is an integer number (437826570).

Almost surely, 2^2189132835 is an apocalyptic number.

2189132835 is a deficient number, since it is larger than the sum of its proper divisors (1313479725).

2189132835 is a wasteful number, since it uses less digits than its factorization.

2189132835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145942197.

The product of its digits is 103680, while the sum is 42.

The square root of 2189132835 is about 46788.1698188762. The cubic root of 2189132835 is about 1298.4464350789.

The spelling of 2189132835 in words is "two billion, one hundred eighty-nine million, one hundred thirty-two thousand, eight hundred thirty-five".