42112002 has 32 divisors (see below), whose sum is σ = 89268480. Its totient is φ = 13220480.

The previous prime is 42112001. The next prime is 42112061. The reversal of 42112002 is 20021124.

It is not an unprimeable number, because it can be changed into a prime (42112001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4183 + ... + 10085.

It is an arithmetic number, because the mean of its divisors is an integer number (2789640).

Almost surely, 2^42112002 is an apocalyptic number.

42112002 is an abundant number, since it is smaller than the sum of its proper divisors (47156478).

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

42112002 is a wasteful number, since it uses less digits than its factorization.

42112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5978.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 42112002 is about 6489.3760871135. The cubic root of 42112002 is about 347.9113758997.

Adding to 42112002 its reverse (20021124), we get a palindrome (62133126).

The spelling of 42112002 in words is "forty-two million, one hundred twelve thousand, two".