4220043 has 8 divisors (see below), whose sum is σ = 5640000. Its totient is φ = 2806728.

The previous prime is 4220039. The next prime is 4220053. The reversal of 4220043 is 3400224.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4220043 - 2² = 4220039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4220053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88 + ... + 2906.

It is an arithmetic number, because the mean of its divisors is an integer number (705000).

Almost surely, 2^4220043 is an apocalyptic number.

4220043 is a deficient number, since it is larger than the sum of its proper divisors (1419957).

4220043 is a wasteful number, since it uses less digits than its factorization.

4220043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3321.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 4220043 is about 2054.2743244270. The cubic root of 4220043 is about 161.5991078236.

Adding to 4220043 its reverse (3400224), we get a palindrome (7620267).

The spelling of 4220043 in words is "four million, two hundred twenty thousand, forty-three".