3920162128 has 20 divisors (see below), whose sum is σ = 7627101120. Its totient is φ = 1951877984.

The previous prime is 3920162047. The next prime is 3920162177. The reversal of 3920162128 is 8212610293.

3920162128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3920162128² = 30735342219610976768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3920162093 and 3920162102.

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, 508750 + ... + 516397.

It is an arithmetic number, because the mean of its divisors is an integer number (381355056).

Almost surely, 2^3920162128 is an apocalyptic number.

It is an amenable number.

3920162128 is a deficient number, since it is larger than the sum of its proper divisors (3706938992).

3920162128 is a wasteful number, since it uses less digits than its factorization.

3920162128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025394 (or 1025388 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 3920162128 is about 62611.1981038536. The cubic root of 3920162128 is about 1576.7687699781.

The spelling of 3920162128 in words is "three billion, nine hundred twenty million, one hundred sixty-two thousand, one hundred twenty-eight".