42624111 has 8 divisors (see below), whose sum is σ = 58368304. Its totient is φ = 27648000.

The previous prime is 42624107. The next prime is 42624119. The reversal of 42624111 is 11142624.

It is a happy number.

42624111 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 not a de Polignac number, because 42624111 - 2² = 42624107 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 (42624119) 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, 191890 + ... + 192111.

It is an arithmetic number, because the mean of its divisors is an integer number (7296038).

Almost surely, 2^42624111 is an apocalyptic number.

42624111 is a deficient number, since it is larger than the sum of its proper divisors (15744193).

42624111 is a wasteful number, since it uses less digits than its factorization.

42624111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384041.

The product of its digits is 384, while the sum is 21.

The square root of 42624111 is about 6528.7143451065. The cubic root of 42624111 is about 349.3159728770.

Adding to 42624111 its reverse (11142624), we get a palindrome (53766735).

The spelling of 42624111 in words is "forty-two million, six hundred twenty-four thousand, one hundred eleven".