42453333 has 24 divisors (see below), whose sum is σ = 66262560. Its totient is φ = 26036640.

The previous prime is 42453293. The next prime is 42453337. The reversal of 42453333 is 33335424.

It is a happy number.

42453333 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 42453333 - 2²⁰ = 41404757 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42453297 and 42453306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42453337) 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, 57078 + ... + 57816.

It is an arithmetic number, because the mean of its divisors is an integer number (2760940).

Almost surely, 2^42453333 is an apocalyptic number.

It is an amenable number.

42453333 is a deficient number, since it is larger than the sum of its proper divisors (23809227).

42453333 is a wasteful number, since it uses less digits than its factorization.

42453333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249 (or 1246 counting only the distinct ones).

The product of its digits is 12960, while the sum is 27.

The square root of 42453333 is about 6515.6222266181. The cubic root of 42453333 is about 348.8488246548.

Adding to 42453333 its reverse (33335424), we get a palindrome (75788757).

The spelling of 42453333 in words is "forty-two million, four hundred fifty-three thousand, three hundred thirty-three".