42110445 has 32 divisors (see below), whose sum is σ = 76833792. Its totient is φ = 19510272.

The previous prime is 42110443. The next prime is 42110473. The reversal of 42110445 is 54401124.

It is a happy number.

42110445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42110445 - 2¹ = 42110443 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42110443) 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 31 ways as a sum of consecutive naturals, for example, 3037 + ... + 9666.

It is an arithmetic number, because the mean of its divisors is an integer number (2401056).

Almost surely, 2^42110445 is an apocalyptic number.

It is an amenable number.

42110445 is a deficient number, since it is larger than the sum of its proper divisors (34723347).

42110445 is a wasteful number, since it uses less digits than its factorization.

42110445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12741.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 42110445 is about 6489.2561206967. The cubic root of 42110445 is about 347.9070880905.

Adding to 42110445 its reverse (54401124), we get a palindrome (96511569).

The spelling of 42110445 in words is "forty-two million, one hundred ten thousand, four hundred forty-five".