2135530432 has 56 divisors (see below), whose sum is σ = 4867863264. Its totient is φ = 910543872.

The previous prime is 2135530409. The next prime is 2135530459. The reversal of 2135530432 is 2340355312.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 2135530432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76158 + ... + 100354.

Almost surely, 2^2135530432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2135530432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2433931632).

2135530432 is an abundant number, since it is smaller than the sum of its proper divisors (2732332832).

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

2135530432 is a wasteful number, since it uses less digits than its factorization.

2135530432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24413 (or 24403 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 2135530432 is about 46211.7997052701. The cubic root of 2135530432 is about 1287.7609602303.

Adding to 2135530432 its reverse (2340355312), we get a palindrome (4475885744).

The spelling of 2135530432 in words is "two billion, one hundred thirty-five million, five hundred thirty thousand, four hundred thirty-two".