532199621 has 2 divisors, whose sum is σ = 532199622. Its totient is φ = 532199620.

The previous prime is 532199587. The next prime is 532199641. The reversal of 532199621 is 126991235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 516880225 + 15319396 = 22735^2 + 3914^2 .

It is a cyclic number.

It is not a de Polignac number, because 532199621 - 2¹⁴ = 532183237 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 (532199641) 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, 266099810 + 266099811.

It is an arithmetic number, because the mean of its divisors is an integer number (266099811).

Almost surely, 2^532199621 is an apocalyptic number.

It is an amenable number.

532199621 is a deficient number, since it is larger than the sum of its proper divisors (1).

532199621 is an equidigital number, since it uses as much as digits as its factorization.

532199621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 38.

The square root of 532199621 is about 23069.4521174648. The cubic root of 532199621 is about 810.3852361500.

The spelling of 532199621 in words is "five hundred thirty-two million, one hundred ninety-nine thousand, six hundred twenty-one".