2827813856 has 24 divisors (see below), whose sum is σ = 6362581680. Its totient is φ = 1211920128.

The previous prime is 2827813853. The next prime is 2827813873. The reversal of 2827813856 is 6583187282.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2827813853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6311861 + ... + 6312308.

It is an arithmetic number, because the mean of its divisors is an integer number (265107570).

Almost surely, 2^2827813856 is an apocalyptic number.

It is an amenable number.

2827813856 is an abundant number, since it is smaller than the sum of its proper divisors (3534767824).

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

2827813856 is a wasteful number, since it uses less digits than its factorization.

2827813856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12624186 (or 12624178 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 50.

The square root of 2827813856 is about 53177.1930060247. The cubic root of 2827813856 is about 1414.1113435272. Note that the first 3 decimals are identical.

The spelling of 2827813856 in words is "two billion, eight hundred twenty-seven million, eight hundred thirteen thousand, eight hundred fifty-six".