532228009 has 2 divisors, whose sum is σ = 532228010. Its totient is φ = 532228008.

The previous prime is 532228007. The next prime is 532228031. The reversal of 532228009 is 900822235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 424483609 + 107744400 = 20603^2 + 10380^2 .

It is a cyclic number.

It is not a de Polignac number, because 532228009 - 2¹ = 532228007 is a prime.

Together with 532228007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (532228001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266114004 + 266114005.

It is an arithmetic number, because the mean of its divisors is an integer number (266114005).

Almost surely, 2^532228009 is an apocalyptic number.

It is an amenable number.

532228009 is a deficient number, since it is larger than the sum of its proper divisors (1).

532228009 is an equidigital number, since it uses as much as digits as its factorization.

532228009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 532228009 is about 23070.0673817828. The cubic root of 532228009 is about 810.3996447830.

The spelling of 532228009 in words is "five hundred thirty-two million, two hundred twenty-eight thousand, nine".