53855333 has 4 divisors (see below), whose sum is σ = 61548960. Its totient is φ = 46161708.

The previous prime is 53855323. The next prime is 53855353. The reversal of 53855333 is 33355835.

53855333 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33355835 = 5 ⋅6671167.

It is a cyclic number.

It is not a de Polignac number, because 53855333 - 2⁸ = 53855077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 53855293 and 53855302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53855323) 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 3 ways as a sum of consecutive naturals, for example, 3846803 + ... + 3846816.

It is an arithmetic number, because the mean of its divisors is an integer number (15387240).

Almost surely, 2^53855333 is an apocalyptic number.

It is an amenable number.

53855333 is a deficient number, since it is larger than the sum of its proper divisors (7693627).

53855333 is an equidigital number, since it uses as much as digits as its factorization.

53855333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7693626.

The product of its digits is 81000, while the sum is 35.

The square root of 53855333 is about 7338.6192843068. The cubic root of 53855333 is about 377.6384779156.

The spelling of 53855333 in words is "fifty-three million, eight hundred fifty-five thousand, three hundred thirty-three".