44948021 has 2 divisors, whose sum is σ = 44948022. Its totient is φ = 44948020.

The previous prime is 44948011. The next prime is 44948063. The reversal of 44948021 is 12084944.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34456900 + 10491121 = 5870^2 + 3239^2 .

It is a cyclic number.

It is not a de Polignac number, because 44948021 - 2²² = 40753717 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44948011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22474010 + 22474011.

It is an arithmetic number, because the mean of its divisors is an integer number (22474011).

Almost surely, 2^44948021 is an apocalyptic number.

It is an amenable number.

44948021 is a deficient number, since it is larger than the sum of its proper divisors (1).

44948021 is an equidigital number, since it uses as much as digits as its factorization.

44948021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 44948021 is about 6704.3285271532. The cubic root of 44948021 is about 355.5523267538.

The spelling of 44948021 in words is "forty-four million, nine hundred forty-eight thousand, twenty-one".