522671 has 4 divisors (see below), whose sum is σ = 550200. Its totient is φ = 495144.

The previous prime is 522661. The next prime is 522673. The reversal of 522671 is 176225.

Added to its reverse (176225) it gives a square (698896 = 836²).

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

It is a cyclic number.

It is not a de Polignac number, because 522671 - 2¹⁸ = 260527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522673) 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, 13736 + ... + 13773.

It is an arithmetic number, because the mean of its divisors is an integer number (137550).

2⁵²²⁶⁷¹ is an apocalyptic number.

522671 is a deficient number, since it is larger than the sum of its proper divisors (27529).

522671 is a wasteful number, since it uses less digits than its factorization.

522671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27528.

The product of its digits is 840, while the sum is 23.

The square root of 522671 is about 722.9598882372. The cubic root of 522671 is about 80.5519641857.

Adding to 522671 its reverse (176225), we get a palindrome (698896).

The spelling of 522671 in words is "five hundred twenty-two thousand, six hundred seventy-one".