2662248728 has 16 divisors (see below), whose sum is σ = 4992297000. Its totient is φ = 1330969536.

The previous prime is 2662248713. The next prime is 2662248751. The reversal of 2662248728 is 8278422662.

2662248728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 90203 + ... + 116021.

Almost surely, 2^2662248728 is an apocalyptic number.

It is an amenable number.

2662248728 is a deficient number, since it is larger than the sum of its proper divisors (2330048272).

2662248728 is a wasteful number, since it uses less digits than its factorization.

2662248728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38714 (or 38710 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 47.

The square root of 2662248728 is about 51596.9837102907. The cubic root of 2662248728 is about 1385.9563185046.

The spelling of 2662248728 in words is "two billion, six hundred sixty-two million, two hundred forty-eight thousand, seven hundred twenty-eight".