3172424128 has 28 divisors (see below), whose sum is σ = 6665591952. Its totient is φ = 1492904960.

The previous prime is 3172424119. The next prime is 3172424131. The reversal of 3172424128 is 8214242713.

3172424128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 3172424093 and 3172424102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1456828 + ... + 1459003.

Almost surely, 2^3172424128 is an apocalyptic number.

It is an amenable number.

3172424128 is an abundant number, since it is smaller than the sum of its proper divisors (3493167824).

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

3172424128 is a wasteful number, since it uses less digits than its factorization.

3172424128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2915860 (or 2915850 counting only the distinct ones).

The product of its digits is 21504, while the sum is 34.

The square root of 3172424128 is about 56324.2765421803. The cubic root of 3172424128 is about 1469.3674493224.

The spelling of 3172424128 in words is "three billion, one hundred seventy-two million, four hundred twenty-four thousand, one hundred twenty-eight".