42111422 has 16 divisors (see below), whose sum is σ = 65871360. Its totient is φ = 20166048.

The previous prime is 42111409. The next prime is 42111473. The reversal of 42111422 is 22411124.

It is a self number, because there is not a number n which added to its sum of digits gives 42111422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4508 + ... + 10224.

It is an arithmetic number, because the mean of its divisors is an integer number (4116960).

Almost surely, 2^42111422 is an apocalyptic number.

42111422 is a deficient number, since it is larger than the sum of its proper divisors (23759938).

42111422 is a wasteful number, since it uses less digits than its factorization.

42111422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5875.

The product of its digits is 128, while the sum is 17.

The square root of 42111422 is about 6489.3313985341. The cubic root of 42111422 is about 347.9097786550.

Adding to 42111422 its reverse (22411124), we get a palindrome (64522546).

The spelling of 42111422 in words is "forty-two million, one hundred eleven thousand, four hundred twenty-two".