53285273 has 8 divisors (see below), whose sum is σ = 55798848. Its totient is φ = 50788144.

The previous prime is 53285237. The next prime is 53285317. The reversal of 53285273 is 37258235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53285273 - 2⁸ = 53285017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53285203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2786 + ... + 10692.

It is an arithmetic number, because the mean of its divisors is an integer number (6974856).

Almost surely, 2^53285273 is an apocalyptic number.

It is an amenable number.

53285273 is a deficient number, since it is larger than the sum of its proper divisors (2513575).

53285273 is a wasteful number, since it uses less digits than its factorization.

53285273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8223.

The product of its digits is 50400, while the sum is 35.

The square root of 53285273 is about 7299.6762256966. The cubic root of 53285273 is about 376.3013113098.

It can be divided in two parts, 5328 and 5273, that added together give a palindrome (10601).

The spelling of 53285273 in words is "fifty-three million, two hundred eighty-five thousand, two hundred seventy-three".