2312448921 has 12 divisors (see below), whose sum is σ = 3390058672. Its totient is φ = 1518622776.

The previous prime is 2312448917. The next prime is 2312448923. The reversal of 2312448921 is 1298442132.

2312448921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2312448921 - 2² = 2312448917 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2312448923) 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, 1916851 + ... + 1918056.

Almost surely, 2^2312448921 is an apocalyptic number.

It is an amenable number.

2312448921 is a deficient number, since it is larger than the sum of its proper divisors (1077609751).

2312448921 is a wasteful number, since it uses less digits than its factorization.

2312448921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3834980 (or 3834977 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 2312448921 is about 48087.9290570929. The cubic root of 2312448921 is about 1322.3833816668.

The spelling of 2312448921 in words is "two billion, three hundred twelve million, four hundred forty-eight thousand, nine hundred twenty-one".