52705227 has 4 divisors (see below), whose sum is σ = 70273640. Its totient is φ = 35136816.

The previous prime is 52705207. The next prime is 52705271. The reversal of 52705227 is 72250725.

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

It is not a de Polignac number, because 52705227 - 2¹⁰ = 52704203 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52705194 and 52705203.

It is not an unprimeable number, because it can be changed into a prime (52705207) 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, 8784202 + ... + 8784207.

It is an arithmetic number, because the mean of its divisors is an integer number (17568410).

Almost surely, 2^52705227 is an apocalyptic number.

52705227 is a deficient number, since it is larger than the sum of its proper divisors (17568413).

52705227 is a wasteful number, since it uses less digits than its factorization.

52705227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17568412.

The product of its (nonzero) digits is 9800, while the sum is 30.

The square root of 52705227 is about 7259.8365684084. The cubic root of 52705227 is about 374.9308957108.

The spelling of 52705227 in words is "fifty-two million, seven hundred five thousand, two hundred twenty-seven".