4202243 has 4 divisors (see below), whose sum is σ = 4208880. Its totient is φ = 4195608.

The previous prime is 4202227. The next prime is 4202257. The reversal of 4202243 is 3422024.

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 4202243 - 2⁴ = 4202227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4202203) 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, 2255 + ... + 3672.

It is an arithmetic number, because the mean of its divisors is an integer number (1052220).

Almost surely, 2^4202243 is an apocalyptic number.

4202243 is a deficient number, since it is larger than the sum of its proper divisors (6637).

4202243 is an equidigital number, since it uses as much as digits as its factorization.

4202243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6636.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 4202243 is about 2049.9373161148. The cubic root of 4202243 is about 161.3715810820.

Adding to 4202243 its reverse (3422024), we get a palindrome (7624267).

The spelling of 4202243 in words is "four million, two hundred two thousand, two hundred forty-three".