2163471028 has 24 divisors (see below), whose sum is σ = 3955311360. Its totient is φ = 1034223360.

The previous prime is 2163470999. The next prime is 2163471031. The reversal of 2163471028 is 8201743612.

2163471028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2163470984 and 2163471002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94813 + ... + 115396.

It is an arithmetic number, because the mean of its divisors is an integer number (164804640).

Almost surely, 2^2163471028 is an apocalyptic number.

It is an amenable number.

2163471028 is a deficient number, since it is larger than the sum of its proper divisors (1791840332).

2163471028 is a wasteful number, since it uses less digits than its factorization.

2163471028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210327 (or 210325 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 2163471028 is about 46513.1274803146. The cubic root of 2163471028 is about 1293.3528604118.

The spelling of 2163471028 in words is "two billion, one hundred sixty-three million, four hundred seventy-one thousand, twenty-eight".