42135333 has 24 divisors (see below), whose sum is σ = 62303808. Its totient is φ = 25276416.

The previous prime is 42135329. The next prime is 42135389. The reversal of 42135333 is 33353124.

It is a happy number.

42135333 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 42135333 - 2² = 42135329 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42135133) 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 23 ways as a sum of consecutive naturals, for example, 18885 + ... + 20997.

It is an arithmetic number, because the mean of its divisors is an integer number (2595992).

Almost surely, 2^42135333 is an apocalyptic number.

It is an amenable number.

42135333 is a deficient number, since it is larger than the sum of its proper divisors (20168475).

42135333 is a wasteful number, since it uses less digits than its factorization.

42135333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2173 (or 2156 counting only the distinct ones).

The product of its digits is 3240, while the sum is 24.

The square root of 42135333 is about 6491.1734686419. The cubic root of 42135333 is about 347.9756142907.

Adding to 42135333 its reverse (33353124), we get a palindrome (75488457).

The spelling of 42135333 in words is "forty-two million, one hundred thirty-five thousand, three hundred thirty-three".