532566649 has 2 divisors, whose sum is σ = 532566650. Its totient is φ = 532566648.

The previous prime is 532566613. The next prime is 532566689. The reversal of 532566649 is 946665235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 518928400 + 13638249 = 22780^2 + 3693^2 .

It is a cyclic number.

It is not a de Polignac number, because 532566649 - 2⁷ = 532566521 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 532566599 and 532566608.

It is not a weakly prime, because it can be changed into another prime (532566689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266283324 + 266283325.

It is an arithmetic number, because the mean of its divisors is an integer number (266283325).

Almost surely, 2^532566649 is an apocalyptic number.

It is an amenable number.

532566649 is a deficient number, since it is larger than the sum of its proper divisors (1).

532566649 is an equidigital number, since it uses as much as digits as its factorization.

532566649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1166400, while the sum is 46.

The square root of 532566649 is about 23077.4055950837. The cubic root of 532566649 is about 810.5714856401.

The spelling of 532566649 in words is "five hundred thirty-two million, five hundred sixty-six thousand, six hundred forty-nine".