42252075 has 18 divisors (see below), whose sum is σ = 75678564. Its totient is φ = 22534320.

The previous prime is 42252071. The next prime is 42252109. The reversal of 42252075 is 57025224.

42252075 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 42252075 - 2² = 42252071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42252071) 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 17 ways as a sum of consecutive naturals, for example, 93669 + ... + 94118.

Almost surely, 2^42252075 is an apocalyptic number.

42252075 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42252075 is a deficient number, since it is larger than the sum of its proper divisors (33426489).

42252075 is a wasteful number, since it uses less digits than its factorization.

42252075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187803 (or 187795 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 42252075 is about 6500.1596134249. The cubic root of 42252075 is about 348.2966901059.

Adding to 42252075 its reverse (57025224), we get a palindrome (99277299).

The spelling of 42252075 in words is "forty-two million, two hundred fifty-two thousand, seventy-five".