2312651306 has 16 divisors (see below), whose sum is σ = 3981863040. Its totient is φ = 986806800.

The previous prime is 2312651303. The next prime is 2312651347. The reversal of 2312651306 is 6031562132.

It is not an unprimeable number, because it can be changed into a prime (2312651303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357470 + ... + 363881.

It is an arithmetic number, because the mean of its divisors is an integer number (248866440).

Almost surely, 2^2312651306 is an apocalyptic number.

2312651306 is a deficient number, since it is larger than the sum of its proper divisors (1669211734).

2312651306 is a wasteful number, since it uses less digits than its factorization.

2312651306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721589.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 2312651306 is about 48090.0333333218. The cubic root of 2312651306 is about 1322.4219587717.

The spelling of 2312651306 in words is "two billion, three hundred twelve million, six hundred fifty-one thousand, three hundred six".