2097757128 has 32 divisors (see below), whose sum is σ = 5372307360. Its totient is φ = 682197120.

The previous prime is 2097757117. The next prime is 2097757133. The reversal of 2097757128 is 8217577902.

It is a happy 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, 1064950 + ... + 1066917.

It is an arithmetic number, because the mean of its divisors is an integer number (167884605).

Almost surely, 2^2097757128 is an apocalyptic number.

It is an amenable number.

2097757128 is an abundant number, since it is smaller than the sum of its proper divisors (3274550232).

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

2097757128 is a wasteful number, since it uses less digits than its factorization.

2097757128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2131917 (or 2131913 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 48.

The square root of 2097757128 is about 45801.2786721070. The cubic root of 2097757128 is about 1280.1231017673.

The spelling of 2097757128 in words is "two billion, ninety-seven million, seven hundred fifty-seven thousand, one hundred twenty-eight".