984509233 has 2 divisors, whose sum is σ = 984509234. Its totient is φ = 984509232.

The previous prime is 984509221. The next prime is 984509237. The reversal of 984509233 is 332905489.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 942674209 + 41835024 = 30703^2 + 6468^2 .

It is a cyclic number.

It is not a de Polignac number, because 984509233 - 2²⁵ = 950954801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 984509233.

It is not a weakly prime, because it can be changed into another prime (984509237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492254616 + 492254617.

It is an arithmetic number, because the mean of its divisors is an integer number (492254617).

Almost surely, 2^984509233 is an apocalyptic number.

It is an amenable number.

984509233 is a deficient number, since it is larger than the sum of its proper divisors (1).

984509233 is an equidigital number, since it uses as much as digits as its factorization.

984509233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 984509233 is about 31376.8901103981. The cubic root of 984509233 is about 994.8095164934.

The spelling of 984509233 in words is "nine hundred eighty-four million, five hundred nine thousand, two hundred thirty-three".