3500443 has 2 divisors, whose sum is σ = 3500444. Its totient is φ = 3500442.

The previous prime is 3500429. The next prime is 3500447. The reversal of 3500443 is 3440053.

It is a strong prime.

It is an emirp because it is prime and its reverse (3440053) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3500443 - 2¹⁷ = 3369371 is a prime.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 3500443.

It is not a weakly prime, because it can be changed into another prime (3500447) 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, 1750221 + 1750222.

It is an arithmetic number, because the mean of its divisors is an integer number (1750222).

Almost surely, 2^3500443 is an apocalyptic number.

3500443 is a deficient number, since it is larger than the sum of its proper divisors (1).

3500443 is an equidigital number, since it uses as much as digits as its factorization.

3500443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 3500443 is about 1870.9470863710. The cubic root of 3500443 is about 151.8358540803.

Adding to 3500443 its reverse (3440053), we get a palindrome (6940496).

The spelling of 3500443 in words is "three million, five hundred thousand, four hundred forty-three".