2172535832 has 8 divisors (see below), whose sum is σ = 4073504700. Its totient is φ = 1086267912.

The previous prime is 2172535793. The next prime is 2172535861. The reversal of 2172535832 is 2385352712.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135783482 + ... + 135783497.

Almost surely, 2^2172535832 is an apocalyptic number.

It is an amenable number.

2172535832 is a deficient number, since it is larger than the sum of its proper divisors (1900968868).

2172535832 is a wasteful number, since it uses less digits than its factorization.

2172535832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271566985 (or 271566981 counting only the distinct ones).

The product of its digits is 100800, while the sum is 38.

The square root of 2172535832 is about 46610.4691244360. The cubic root of 2172535832 is about 1295.1566984397.

The spelling of 2172535832 in words is "two billion, one hundred seventy-two million, five hundred thirty-five thousand, eight hundred thirty-two".