352066643 has 2 divisors, whose sum is σ = 352066644. Its totient is φ = 352066642.

The previous prime is 352066639. The next prime is 352066657. The reversal of 352066643 is 346660253.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 352066643 - 2² = 352066639 is a prime.

It is a super-2 number, since 2×352066643² = 247901842226578898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (352066943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176033321 + 176033322.

It is an arithmetic number, because the mean of its divisors is an integer number (176033322).

Almost surely, 2^352066643 is an apocalyptic number.

352066643 is a deficient number, since it is larger than the sum of its proper divisors (1).

352066643 is an equidigital number, since it uses as much as digits as its factorization.

352066643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 35.

The square root of 352066643 is about 18763.4389971561. The cubic root of 352066643 is about 706.1142235345.

The spelling of 352066643 in words is "three hundred fifty-two million, sixty-six thousand, six hundred forty-three".