42241511 has 8 divisors (see below), whose sum is σ = 45564960. Its totient is φ = 38928672.

The previous prime is 42241421. The next prime is 42241519. The reversal of 42241511 is 11514224.

It is a happy number.

42241511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-42241511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42241519) 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 7 ways as a sum of consecutive naturals, for example, 6926 + ... + 11508.

It is an arithmetic number, because the mean of its divisors is an integer number (5695620).

Almost surely, 2^42241511 is an apocalyptic number.

42241511 is a deficient number, since it is larger than the sum of its proper divisors (3323449).

42241511 is a wasteful number, since it uses less digits than its factorization.

42241511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5305.

The product of its digits is 320, while the sum is 20.

The square root of 42241511 is about 6499.3469671960. The cubic root of 42241511 is about 348.2676602660.

Adding to 42241511 its reverse (11514224), we get a palindrome (53755735).

The spelling of 42241511 in words is "forty-two million, two hundred forty-one thousand, five hundred eleven".