2312821168 has 60 divisors (see below), whose sum is σ = 5519358792. Its totient is φ = 932897280.

The previous prime is 2312821163. The next prime is 2312821169. The reversal of 2312821168 is 8611282132.

It is a happy number.

2312821168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (2312821163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73438 + ... + 100093.

Almost surely, 2^2312821168 is an apocalyptic number.

2312821168 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2312821168 is an abundant number, since it is smaller than the sum of its proper divisors (3206537624).

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

2312821168 is a wasteful number, since it uses less digits than its factorization.

2312821168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173570 (or 173557 counting only the distinct ones).

The product of its digits is 9216, while the sum is 34.

The square root of 2312821168 is about 48091.7993840946. The cubic root of 2312821168 is about 1322.4543348500.

The spelling of 2312821168 in words is "two billion, three hundred twelve million, eight hundred twenty-one thousand, one hundred sixty-eight".