53085833 has 4 divisors (see below), whose sum is σ = 53180688. Its totient is φ = 52990980.

The previous prime is 53085821. The next prime is 53085841. The reversal of 53085833 is 33858035.

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.

It is a cyclic number.

It is not a de Polignac number, because 53085833 - 2²² = 48891529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53085793 and 53085802.

It is not an unprimeable number, because it can be changed into a prime (53085233) 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, 46583 + ... + 47708.

It is an arithmetic number, because the mean of its divisors is an integer number (13295172).

Almost surely, 2^53085833 is an apocalyptic number.

It is an amenable number.

53085833 is a deficient number, since it is larger than the sum of its proper divisors (94855).

53085833 is an equidigital number, since it uses as much as digits as its factorization.

53085833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94854.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 53085833 is about 7286.0025391157. The cubic root of 53085833 is about 375.8312417008.

The spelling of 53085833 in words is "fifty-three million, eighty-five thousand, eight hundred thirty-three".