2189063236 has 12 divisors (see below), whose sum is σ = 3839511312. Its totient is φ = 1092060008.

The previous prime is 2189063213. The next prime is 2189063237. The reversal of 2189063236 is 6323609812.

It is not an unprimeable number, because it can be changed into a prime (2189063237) 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 3 ways as a sum of consecutive naturals, for example, 615910 + ... + 619453.

It is an arithmetic number, because the mean of its divisors is an integer number (319959276).

Almost surely, 2^2189063236 is an apocalyptic number.

It is an amenable number.

2189063236 is a deficient number, since it is larger than the sum of its proper divisors (1650448076).

2189063236 is a wasteful number, since it uses less digits than its factorization.

2189063236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235810 (or 1235808 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 2189063236 is about 46787.4260458940. The cubic root of 2189063236 is about 1298.4326744504.

The spelling of 2189063236 in words is "two billion, one hundred eighty-nine million, sixty-three thousand, two hundred thirty-six".