42322112 has 56 divisors (see below), whose sum is σ = 101644704. Its totient is φ = 17068032.

The previous prime is 42322087. The next prime is 42322123. The reversal of 42322112 is 21122324.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×42322112² = 3582322328281088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

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, 4838 + ... + 10394.

It is an arithmetic number, because the mean of its divisors is an integer number (1815084).

Almost surely, 2^42322112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42322112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50822352).

42322112 is an abundant number, since it is smaller than the sum of its proper divisors (59322592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42322112 is a wasteful number, since it uses less digits than its factorization.

42322112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5593 (or 5583 counting only the distinct ones).

The product of its digits is 192, while the sum is 17.

The square root of 42322112 is about 6505.5447120130. The cubic root of 42322112 is about 348.4890292939.

Adding to 42322112 its reverse (21122324), we get a palindrome (63444436).

The spelling of 42322112 in words is "forty-two million, three hundred twenty-two thousand, one hundred twelve".