2312446438 has 16 divisors (see below), whose sum is σ = 3561897024. Its totient is φ = 1125538560.

The previous prime is 2312446393. The next prime is 2312446441. The reversal of 2312446438 is 8346442132.

It is a junction number, because it is equal to n+sod(n) for n = 2312446397 and 2312446406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85870 + ... + 109537.

It is an arithmetic number, because the mean of its divisors is an integer number (222618564).

Almost surely, 2^2312446438 is an apocalyptic number.

2312446438 is a deficient number, since it is larger than the sum of its proper divisors (1249450586).

2312446438 is a wasteful number, since it uses less digits than its factorization.

2312446438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195567.

The product of its digits is 110592, while the sum is 37.

The square root of 2312446438 is about 48087.9032397962. The cubic root of 2312446438 is about 1322.3829083621.

The spelling of 2312446438 in words is "two billion, three hundred twelve million, four hundred forty-six thousand, four hundred thirty-eight".