352568213 has 2 divisors, whose sum is σ = 352568214. Its totient is φ = 352568212.

The previous prime is 352568201. The next prime is 352568221. The reversal of 352568213 is 312865253.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 262375204 + 90193009 = 16198^2 + 9497^2 .

It is a cyclic number.

It is not a de Polignac number, because 352568213 - 2¹⁸ = 352306069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (352568233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176284106 + 176284107.

It is an arithmetic number, because the mean of its divisors is an integer number (176284107).

Almost surely, 2^352568213 is an apocalyptic number.

It is an amenable number.

352568213 is a deficient number, since it is larger than the sum of its proper divisors (1).

352568213 is an equidigital number, since it uses as much as digits as its factorization.

352568213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 35.

The square root of 352568213 is about 18776.7998604661. The cubic root of 352568213 is about 706.4493851337.

The spelling of 352568213 in words is "three hundred fifty-two million, five hundred sixty-eight thousand, two hundred thirteen".