2189086632 has 48 divisors (see below), whose sum is σ = 5934413940. Its totient is φ = 729001728.

The previous prime is 2189086597. The next prime is 2189086633. The reversal of 2189086632 is 2366809812.

2189086632 is a `hidden beast` number, since 2 + 1 + 8 + 9 + 0 + 8 + 6 + 632 = 666.

2189086632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1912662756 + 276423876 = 43734^2 + 16626^2 .

It is a super-2 number, since 2×2189086632² = 9584200564802206848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2189086633) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64788 + ... + 92604.

Almost surely, 2^2189086632 is an apocalyptic number.

It is an amenable number.

2189086632 is an abundant number, since it is smaller than the sum of its proper divisors (3745327308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2189086632 is a wasteful number, since it uses less digits than its factorization.

2189086632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28922 (or 28915 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 2189086632 is about 46787.6760696660. The cubic root of 2189086632 is about 1298.4373001768.

The spelling of 2189086632 in words is "two billion, one hundred eighty-nine million, eighty-six thousand, six hundred thirty-two".