48448391 has 2 divisors, whose sum is σ = 48448392. Its totient is φ = 48448390.

The previous prime is 48448369. The next prime is 48448397. The reversal of 48448391 is 19384484.

48448391 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 is a cyclic number.

It is not a de Polignac number, because 48448391 - 2¹⁰ = 48447367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48448397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24224195 + 24224196.

It is an arithmetic number, because the mean of its divisors is an integer number (24224196).

Almost surely, 2^48448391 is an apocalyptic number.

48448391 is a deficient number, since it is larger than the sum of its proper divisors (1).

48448391 is an equidigital number, since it uses as much as digits as its factorization.

48448391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 110592, while the sum is 41.

The square root of 48448391 is about 6960.4878420984. The cubic root of 48448391 is about 364.5522526219.

The spelling of 48448391 in words is "forty-eight million, four hundred forty-eight thousand, three hundred ninety-one".