2100797488 has 20 divisors (see below), whose sum is σ = 4097617200. Its totient is φ = 1043347904.

The previous prime is 2100797459. The next prime is 2100797509. The reversal of 2100797488 is 8847970012.

It is a super-2 number, since 2×2100797488² = 8826700171174220288, which contains 22 as substring.

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, 438220 + ... + 442987.

It is an arithmetic number, because the mean of its divisors is an integer number (204880860).

Almost surely, 2^2100797488 is an apocalyptic number.

It is an amenable number.

2100797488 is a deficient number, since it is larger than the sum of its proper divisors (1996819712).

2100797488 is a wasteful number, since it uses less digits than its factorization.

2100797488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881364 (or 881358 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 46.

The square root of 2100797488 is about 45834.4574310638. The cubic root of 2100797488 is about 1280.7412470938.

The spelling of 2100797488 in words is "two billion, one hundred million, seven hundred ninety-seven thousand, four hundred eighty-eight".