3172057432 has 8 divisors (see below), whose sum is σ = 5947607700. Its totient is φ = 1586028712.

The previous prime is 3172057379. The next prime is 3172057433. The reversal of 3172057432 is 2347502713.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3172057433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198253582 + ... + 198253597.

Almost surely, 2^3172057432 is an apocalyptic number.

It is an amenable number.

3172057432 is a deficient number, since it is larger than the sum of its proper divisors (2775550268).

3172057432 is a wasteful number, since it uses less digits than its factorization.

3172057432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396507185 (or 396507181 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 3172057432 is about 56321.0212265367. The cubic root of 3172057432 is about 1469.3108331086.

The spelling of 3172057432 in words is "three billion, one hundred seventy-two million, fifty-seven thousand, four hundred thirty-two".