2164896928 has 12 divisors (see below), whose sum is σ = 4262140890. Its totient is φ = 1082448448.

The previous prime is 2164896901. The next prime is 2164896931. The reversal of 2164896928 is 8296984612.

It can be written as a sum of positive squares in only one way, i.e., 1877662224 + 287234704 = 43332^2 + 16948^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33826483 + ... + 33826546.

Almost surely, 2^2164896928 is an apocalyptic number.

It is an amenable number.

2164896928 is a deficient number, since it is larger than the sum of its proper divisors (2097243962).

2164896928 is an equidigital number, since it uses as much as digits as its factorization.

2164896928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67653039 (or 67653031 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 55.

The square root of 2164896928 is about 46528.4528863791. The cubic root of 2164896928 is about 1293.6369389152.

The spelling of 2164896928 in words is "two billion, one hundred sixty-four million, eight hundred ninety-six thousand, nine hundred twenty-eight".