2809237048 has 16 divisors (see below), whose sum is σ = 5282504280. Its totient is φ = 1400569248.

The previous prime is 2809237009. The next prime is 2809237073. The reversal of 2809237048 is 8407329082.

It is a happy number.

2809237048 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2809236995 and 2809237013.

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, 503211 + ... + 508762.

Almost surely, 2^2809237048 is an apocalyptic number.

It is an amenable number.

2809237048 is a deficient number, since it is larger than the sum of its proper divisors (2473267232).

2809237048 is a wasteful number, since it uses less digits than its factorization.

2809237048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012326 (or 1012322 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 2809237048 is about 53002.2362547091. The cubic root of 2809237048 is about 1411.0079555697.

The spelling of 2809237048 in words is "two billion, eight hundred nine million, two hundred thirty-seven thousand, forty-eight".