83200643 has 2 divisors, whose sum is σ = 83200644. Its totient is φ = 83200642.

The previous prime is 83200627. The next prime is 83200687. The reversal of 83200643 is 34600238.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83200643 - 2⁴ = 83200627 is a prime.

It is a super-2 number, since 2×83200643² = 13844693991226898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (83200613) 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, 41600321 + 41600322.

It is an arithmetic number, because the mean of its divisors is an integer number (41600322).

Almost surely, 2^83200643 is an apocalyptic number.

83200643 is a deficient number, since it is larger than the sum of its proper divisors (1).

83200643 is an equidigital number, since it uses as much as digits as its factorization.

83200643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 83200643 is about 9121.4386474942. The cubic root of 83200643 is about 436.5582778459.

The spelling of 83200643 in words is "eighty-three million, two hundred thousand, six hundred forty-three".