9238805489 has 2 divisors, whose sum is σ = 9238805490. Its totient is φ = 9238805488.

The previous prime is 9238805453. The next prime is 9238805501. The reversal of 9238805489 is 9845088329.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5467863025 + 3770942464 = 73945^2 + 61408^2 .

It is a cyclic number.

It is not a de Polignac number, because 9238805489 - 2¹⁶ = 9238739953 is a prime.

It is not a weakly prime, because it can be changed into another prime (9238805189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4619402744 + 4619402745.

It is an arithmetic number, because the mean of its divisors is an integer number (4619402745).

Almost surely, 2^9238805489 is an apocalyptic number.

It is an amenable number.

9238805489 is a deficient number, since it is larger than the sum of its proper divisors (1).

9238805489 is an equidigital number, since it uses as much as digits as its factorization.

9238805489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4976640, while the sum is 56.

The square root of 9238805489 is about 96118.7051983119. The cubic root of 9238805489 is about 2098.3210684219.

The spelling of 9238805489 in words is "nine billion, two hundred thirty-eight million, eight hundred five thousand, four hundred eighty-nine".