42010242 has 16 divisors (see below), whose sum is σ = 85445280. Its totient is φ = 13765952.

The previous prime is 42010237. The next prime is 42010253. The reversal of 42010242 is 24201024.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58983 + ... + 59690.

It is an arithmetic number, because the mean of its divisors is an integer number (5340330).

Almost surely, 2^42010242 is an apocalyptic number.

42010242 is an abundant number, since it is smaller than the sum of its proper divisors (43435038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42010242 is a wasteful number, since it uses less digits than its factorization.

42010242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118737.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 42010242 is about 6481.5308376957. The cubic root of 42010242 is about 347.6309173231.

Adding to 42010242 its reverse (24201024), we get a palindrome (66211266).

It can be divided in two parts, 4201024 and 2, that multiplied together give a palindrome (8402048).

The spelling of 42010242 in words is "forty-two million, ten thousand, two hundred forty-two".