42533255 has 4 divisors (see below), whose sum is σ = 51039912. Its totient is φ = 34026600.

The previous prime is 42533251. The next prime is 42533273. The reversal of 42533255 is 55233524.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 42533255 - 2² = 42533251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42533251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4253321 + ... + 4253330.

It is an arithmetic number, because the mean of its divisors is an integer number (12759978).

Almost surely, 2^42533255 is an apocalyptic number.

42533255 is a deficient number, since it is larger than the sum of its proper divisors (8506657).

42533255 is an equidigital number, since it uses as much as digits as its factorization.

42533255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8506656.

The product of its digits is 18000, while the sum is 29.

The square root of 42533255 is about 6521.7524485371. The cubic root of 42533255 is about 349.0675999244.

Adding to 42533255 its reverse (55233524), we get a palindrome (97766779).

The spelling of 42533255 in words is "forty-two million, five hundred thirty-three thousand, two hundred fifty-five".