2167268928 has 84 divisors (see below), whose sum is σ = 6261707568. Its totient is φ = 656099840.

The previous prime is 2167268927. The next prime is 2167268933. The reversal of 2167268928 is 8298627612.

It is not an unprimeable number, because it can be changed into a prime (2167268927) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2138950 + ... + 2139962.

Almost surely, 2^2167268928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2167268928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3130853784).

2167268928 is an abundant number, since it is smaller than the sum of its proper divisors (4094438640).

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

2167268928 is an equidigital number, since it uses as much as digits as its factorization.

2167268928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2052 (or 1029 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 51.

The square root of 2167268928 is about 46553.9356875442. The cubic root of 2167268928 is about 1294.1092303481.

The spelling of 2167268928 in words is "two billion, one hundred sixty-seven million, two hundred sixty-eight thousand, nine hundred twenty-eight".