42026203 has 4 divisors (see below), whose sum is σ = 42059808. Its totient is φ = 41992600.

The previous prime is 42026167. The next prime is 42026251. The reversal of 42026203 is 30262024.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42026203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42026263) 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, 14851 + ... + 17452.

It is an arithmetic number, because the mean of its divisors is an integer number (10514952).

Almost surely, 2^42026203 is an apocalyptic number.

42026203 is a deficient number, since it is larger than the sum of its proper divisors (33605).

42026203 is a wasteful number, since it uses less digits than its factorization.

42026203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33604.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 42026203 is about 6482.7619885354. The cubic root of 42026203 is about 347.6749370214.

Adding to 42026203 its reverse (30262024), we get a palindrome (72288227).

The spelling of 42026203 in words is "forty-two million, twenty-six thousand, two hundred three".