9472382009 has 2 divisors, whose sum is σ = 9472382010. Its totient is φ = 9472382008.

The previous prime is 9472381949. The next prime is 9472382033. The reversal of 9472382009 is 9002832749.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9052951609 + 419430400 = 95147^2 + 20480^2 .

It is a cyclic number.

It is not a de Polignac number, because 9472382009 - 2⁸ = 9472381753 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (9472382039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4736191004 + 4736191005.

It is an arithmetic number, because the mean of its divisors is an integer number (4736191005).

Almost surely, 2^9472382009 is an apocalyptic number.

It is an amenable number.

9472382009 is a deficient number, since it is larger than the sum of its proper divisors (1).

9472382009 is an equidigital number, since it uses as much as digits as its factorization.

9472382009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 9472382009 is about 97326.1630241324. The cubic root of 9472382009 is about 2115.8574327309.

The spelling of 9472382009 in words is "nine billion, four hundred seventy-two million, three hundred eighty-two thousand, nine".