42303242 has 12 divisors (see below), whose sum is σ = 67407990. Its totient is φ = 19907136.

The previous prime is 42303241. The next prime is 42303263. The reversal of 42303242 is 24230324.

42303242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 40056241 + 2247001 = 6329^2 + 1499^2 .

It is not an unprimeable number, because it can be changed into a prime (42303241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36017 + ... + 37172.

Almost surely, 2^42303242 is an apocalyptic number.

42303242 is a deficient number, since it is larger than the sum of its proper divisors (25104748).

42303242 is a wasteful number, since it uses less digits than its factorization.

42303242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73225 (or 73208 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 42303242 is about 6504.0942490096. The cubic root of 42303242 is about 348.4372284326.

Adding to 42303242 its reverse (24230324), we get a palindrome (66533566).

It can be divided in two parts, 4230324 and 2, that multiplied together give a palindrome (8460648).

The spelling of 42303242 in words is "forty-two million, three hundred three thousand, two hundred forty-two".