42260242 has 8 divisors (see below), whose sum is σ = 63741132. Its totient is φ = 21013200.

The previous prime is 42260233. The next prime is 42260261. The reversal of 42260242 is 24206224.

It can be written as a sum of positive squares in 2 ways, for example, as 35390601 + 6869641 = 5949^2 + 2621^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 58009 + ... + 58732.

Almost surely, 2^42260242 is an apocalyptic number.

42260242 is a deficient number, since it is larger than the sum of its proper divisors (21480890).

42260242 is a wasteful number, since it uses less digits than its factorization.

42260242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116924.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 42260242 is about 6500.7877984134. The cubic root of 42260242 is about 348.3191296809.

Adding to 42260242 its reverse (24206224), we get a palindrome (66466466).

The spelling of 42260242 in words is "forty-two million, two hundred sixty thousand, two hundred forty-two".