3220043 has 4 divisors (see below), whose sum is σ = 3274680. Its totient is φ = 3165408.

The previous prime is 3220037. The next prime is 3220051. The reversal of 3220043 is 3400223.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3220043 - 2⁴ = 3220027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3220003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27230 + ... + 27347.

It is an arithmetic number, because the mean of its divisors is an integer number (818670).

Almost surely, 2^3220043 is an apocalyptic number.

3220043 is a deficient number, since it is larger than the sum of its proper divisors (54637).

3220043 is an equidigital number, since it uses as much as digits as its factorization.

3220043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54636.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 3220043 is about 1794.4478259342. The cubic root of 3220043 is about 147.6682825100.

Adding to 3220043 its reverse (3400223), we get a palindrome (6620266).

The spelling of 3220043 in words is "three million, two hundred twenty thousand, forty-three".