2189063210 has 16 divisors (see below), whose sum is σ = 3941833896. Its totient is φ = 875287488.

The previous prime is 2189063197. The next prime is 2189063213. The reversal of 2189063210 is 123609812.

It can be written as a sum of positive squares in 4 ways, for example, as 1425591049 + 763472161 = 37757^2 + 27631^2 .

It is not an unprimeable number, because it can be changed into a prime (2189063213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14117 + ... + 67656.

Almost surely, 2^2189063210 is an apocalyptic number.

2189063210 is a deficient number, since it is larger than the sum of its proper divisors (1752770686).

2189063210 is a wasteful number, since it uses less digits than its factorization.

2189063210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84457.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 2189063210 is about 46787.4257680416. The cubic root of 2189063210 is about 1298.4326693098.

The spelling of 2189063210 in words is "two billion, one hundred eighty-nine million, sixty-three thousand, two hundred ten".