42735203 has 12 divisors (see below), whose sum is σ = 49822560. Its totient is φ = 36549072.

The previous prime is 42735191. The next prime is 42735257. The reversal of 42735203 is 30253724.

It is not a de Polignac number, because 42735203 - 2⁶ = 42735139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42731203) 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 11 ways as a sum of consecutive naturals, for example, 34625 + ... + 35837.

It is an arithmetic number, because the mean of its divisors is an integer number (4151880).

Almost surely, 2^42735203 is an apocalyptic number.

42735203 is a deficient number, since it is larger than the sum of its proper divisors (7087357).

42735203 is a wasteful number, since it uses less digits than its factorization.

42735203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1946 (or 1939 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 42735203 is about 6537.2167625068. The cubic root of 42735203 is about 349.6191858090.

Adding to 42735203 its reverse (30253724), we get a palindrome (72988927).

The spelling of 42735203 in words is "forty-two million, seven hundred thirty-five thousand, two hundred three".