2446004021 has 2 divisors, whose sum is σ = 2446004022. Its totient is φ = 2446004020.

The previous prime is 2446004009. The next prime is 2446004027. The reversal of 2446004021 is 1204006442.

2446004021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2047562500 + 398441521 = 45250^2 + 19961^2 .

It is a cyclic number.

It is not a de Polignac number, because 2446004021 - 2²⁶ = 2378895157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2446004027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1223002010 + 1223002011.

It is an arithmetic number, because the mean of its divisors is an integer number (1223002011).

Almost surely, 2^2446004021 is an apocalyptic number.

It is an amenable number.

2446004021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2446004021 is an equidigital number, since it uses as much as digits as its factorization.

2446004021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 2446004021 is about 49457.0927269285. The cubic root of 2446004021 is about 1347.3664288418.

The spelling of 2446004021 in words is "two billion, four hundred forty-six million, four thousand, twenty-one".