524522 has 4 divisors (see below), whose sum is σ = 786786. Its totient is φ = 262260.

The previous prime is 524521. The next prime is 524591. The reversal of 524522 is 225425.

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

It can be written as a sum of positive squares in only one way, i.e., 395641 + 128881 = 629^2 + 359^2 .

It is a d-powerful number, because it can be written as 5 + 2⁵ + 5 + 4³ + 2⁷ + 2¹⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 524494 and 524503.

It is not an unprimeable number, because it can be changed into a prime (524521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131129 + ... + 131132.

2⁵²⁴⁵²² is an apocalyptic number.

524522 is a deficient number, since it is larger than the sum of its proper divisors (262264).

524522 is a wasteful number, since it uses less digits than its factorization.

524522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262263.

The product of its digits is 800, while the sum is 20.

The square root of 524522 is about 724.2389108575. The cubic root of 524522 is about 80.6469417276.

Adding to 524522 its reverse (225425), we get a palindrome (749947).

The spelling of 524522 in words is "five hundred twenty-four thousand, five hundred twenty-two".