42244203 has 4 divisors (see below), whose sum is σ = 56325608. Its totient is φ = 28162800.

The previous prime is 42244199. The next prime is 42244217. The reversal of 42244203 is 30244224.

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

It is not a de Polignac number, because 42244203 - 2² = 42244199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42244203.

It is not an unprimeable number, because it can be changed into a prime (42244253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7040698 + ... + 7040703.

It is an arithmetic number, because the mean of its divisors is an integer number (14081402).

Almost surely, 2^42244203 is an apocalyptic number.

42244203 is a deficient number, since it is larger than the sum of its proper divisors (14081405).

42244203 is a wasteful number, since it uses less digits than its factorization.

42244203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14081404.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 42244203 is about 6499.5540616261. The cubic root of 42244203 is about 348.2750583333.

Adding to 42244203 its sum of digits (21), we get a palindrome (42244224).

Adding to 42244203 its reverse (30244224), we get a palindrome (72488427).

The spelling of 42244203 in words is "forty-two million, two hundred forty-four thousand, two hundred three".