2305668312 has 48 divisors (see below), whose sum is σ = 6251338080. Its totient is φ = 767716800.

The previous prime is 2305668311. The next prime is 2305668347. The reversal of 2305668312 is 2138665032.

It is a happy number.

2305668312 is a `hidden beast` number, since 2 + 3 + 0 + 566 + 83 + 12 = 666.

2305668312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2305668312² = 10632212729921858688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2305668311) 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, 50737 + ... + 84767.

It is an arithmetic number, because the mean of its divisors is an integer number (130236210).

Almost surely, 2^2305668312 is an apocalyptic number.

It is an amenable number.

2305668312 is an abundant number, since it is smaller than the sum of its proper divisors (3945669768).

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

2305668312 is a wasteful number, since it uses less digits than its factorization.

2305668312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34984 (or 34977 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 2305668312 is about 48017.3751052679. The cubic root of 2305668312 is about 1321.0896099627.

The spelling of 2305668312 in words is "two billion, three hundred five million, six hundred sixty-eight thousand, three hundred twelve".