2152538832 has 20 divisors (see below), whose sum is σ = 5560725440. Its totient is φ = 717512928.

The previous prime is 2152538797. The next prime is 2152538837. The reversal of 2152538832 is 2388352512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152538837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22422232 + ... + 22422327.

It is an arithmetic number, because the mean of its divisors is an integer number (278036272).

Almost surely, 2^2152538832 is an apocalyptic number.

It is an amenable number.

2152538832 is an abundant number, since it is smaller than the sum of its proper divisors (3408186608).

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

2152538832 is a wasteful number, since it uses less digits than its factorization.

2152538832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44844570 (or 44844564 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The square root of 2152538832 is about 46395.4613297465. The cubic root of 2152538832 is about 1291.1707081581.

The spelling of 2152538832 in words is "two billion, one hundred fifty-two million, five hundred thirty-eight thousand, eight hundred thirty-two".