42242011 has 8 divisors (see below), whose sum is σ = 48888320. Its totient is φ = 35748648.

The previous prime is 42241987. The next prime is 42242017. The reversal of 42242011 is 11024224.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42242011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42242017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37641 + ... + 38746.

It is an arithmetic number, because the mean of its divisors is an integer number (6111040).

Almost surely, 2^42242011 is an apocalyptic number.

42242011 is a deficient number, since it is larger than the sum of its proper divisors (6646309).

42242011 is an equidigital number, since it uses as much as digits as its factorization.

42242011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76473.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 42242011 is about 6499.3854324851. The cubic root of 42242011 is about 348.2690343736.

Adding to 42242011 its reverse (11024224), we get a palindrome (53266235).

The spelling of 42242011 in words is "forty-two million, two hundred forty-two thousand, eleven".