48816389 has 2 divisors, whose sum is σ = 48816390. Its totient is φ = 48816388.

The previous prime is 48816371. The next prime is 48816407. The reversal of 48816389 is 98361884.

It is a balanced prime because it is at equal distance from previous prime (48816371) and next prime (48816407).

It can be written as a sum of positive squares in only one way, i.e., 41499364 + 7317025 = 6442^2 + 2705^2 .

It is a cyclic number.

It is not a de Polignac number, because 48816389 - 2¹⁶ = 48750853 is a prime.

It is a Sophie Germain 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 (48816319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24408194 + 24408195.

It is an arithmetic number, because the mean of its divisors is an integer number (24408195).

Almost surely, 2^48816389 is an apocalyptic number.

It is an amenable number.

48816389 is a deficient number, since it is larger than the sum of its proper divisors (1).

48816389 is an equidigital number, since it uses as much as digits as its factorization.

48816389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 331776, while the sum is 47.

The square root of 48816389 is about 6986.8726194199. The cubic root of 48816389 is about 365.4729317113.

The spelling of 48816389 in words is "forty-eight million, eight hundred sixteen thousand, three hundred eighty-nine".