71252 has 12 divisors (see below), whose sum is σ = 127680. Its totient is φ = 34776.

The previous prime is 71249. The next prime is 71257. The reversal of 71252 is 25217.

It is a self number, because there is not a number n which added to its sum of digits gives 71252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2 + ... + 377.

It is an arithmetic number, because the mean of its divisors is an integer number (10640).

2⁷¹²⁵² is an apocalyptic number.

It is an amenable number.

71252 is a deficient number, since it is larger than the sum of its proper divisors (56428).

71252 is a wasteful number, since it uses less digits than its factorization.

71252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430 (or 428 counting only the distinct ones).

The product of its digits is 140, while the sum is 17.

The square root of 71252 is about 266.9307026177. The cubic root of 71252 is about 41.4571096048.

Adding to 71252 its reverse (25217), we get a palindrome (96469).

It can be divided in two parts, 71 and 252, that added together give a palindrome (323).

The spelling of 71252 in words is "seventy-one thousand, two hundred fifty-two".