2846865920 has 40 divisors (see below), whose sum is σ = 6825812004. Its totient is φ = 1138745344.

The previous prime is 2846865919. The next prime is 2846865929. The reversal of 2846865920 is 295686482.

It can be written as a sum of positive squares in 2 ways, for example, as 2786150656 + 60715264 = 52784^2 + 7792^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (2846865929) 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, 553469 + ... + 558588.

Almost surely, 2^2846865920 is an apocalyptic number.

2846865920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2846865920 is an abundant number, since it is smaller than the sum of its proper divisors (3978946084).

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

2846865920 is an equidigital number, since it uses as much as digits as its factorization.

2846865920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112080 (or 1112064 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 50.

The square root of 2846865920 is about 53356.0298373108. The cubic root of 2846865920 is about 1417.2800409787.

The spelling of 2846865920 in words is "two billion, eight hundred forty-six million, eight hundred sixty-five thousand, nine hundred twenty".