2097893856 has 48 divisors (see below), whose sum is σ = 5582427984. Its totient is φ = 689716224.

The previous prime is 2097893773. The next prime is 2097893899. The reversal of 2097893856 is 6583987902.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 2097893796 and 2097893805.

It is a congruent 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, 142671 + ... + 156686.

It is an arithmetic number, because the mean of its divisors is an integer number (116300583).

Almost surely, 2^2097893856 is an apocalyptic number.

It is an amenable number.

2097893856 is an abundant number, since it is smaller than the sum of its proper divisors (3484534128).

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

2097893856 is a wasteful number, since it uses less digits than its factorization.

2097893856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299443 (or 299435 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 57.

The square root of 2097893856 is about 45802.7712698697. The cubic root of 2097893856 is about 1280.1509131961.

The spelling of 2097893856 in words is "two billion, ninety-seven million, eight hundred ninety-three thousand, eight hundred fifty-six".