3555443 has 2 divisors, whose sum is σ = 3555444. Its totient is φ = 3555442.

The previous prime is 3555427. The next prime is 3555449. The reversal of 3555443 is 3445553.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3555443 - 2⁴ = 3555427 is a prime.

It is a Chen prime.

It is a plaindrome in base 12.

It is not a weakly prime, because it can be changed into another prime (3555449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1777721 + 1777722.

It is an arithmetic number, because the mean of its divisors is an integer number (1777722).

Almost surely, 2^3555443 is an apocalyptic number.

3555443 is a deficient number, since it is larger than the sum of its proper divisors (1).

3555443 is an equidigital number, since it uses as much as digits as its factorization.

3555443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18000, while the sum is 29.

The square root of 3555443 is about 1885.5882371292. The cubic root of 3555443 is about 152.6269551074.

The spelling of 3555443 in words is "three million, five hundred fifty-five thousand, four hundred forty-three".