52271361 has 6 divisors (see below), whose sum is σ = 75503090. Its totient is φ = 34847568.

The previous prime is 52271357. The next prime is 52271393. The reversal of 52271361 is 16317225.

It is a happy number.

52271361 is a `hidden beast` number, since 522 + 7 + 136 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 35820225 + 16451136 = 5985^2 + 4056^2 .

It is not a de Polignac number, because 52271361 - 2² = 52271357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52272361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2903956 + ... + 2903973.

Almost surely, 2^52271361 is an apocalyptic number.

It is an amenable number.

52271361 is a deficient number, since it is larger than the sum of its proper divisors (23231729).

52271361 is a wasteful number, since it uses less digits than its factorization.

52271361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5807935 (or 5807932 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 52271361 is about 7229.8935676813. The cubic root of 52271361 is about 373.8992574704.

Adding to 52271361 its reverse (16317225), we get a palindrome (68588586).

The spelling of 52271361 in words is "fifty-two million, two hundred seventy-one thousand, three hundred sixty-one".