530521322 has 4 divisors (see below), whose sum is σ = 795781986. Its totient is φ = 265260660.

The previous prime is 530521297. The next prime is 530521337. The reversal of 530521322 is 223125035.

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., 495463081 + 35058241 = 22259^2 + 5921^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132630329 + ... + 132630332.

Almost surely, 2^530521322 is an apocalyptic number.

530521322 is a deficient number, since it is larger than the sum of its proper divisors (265260664).

530521322 is a wasteful number, since it uses less digits than its factorization.

530521322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265260663.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 530521322 is about 23033.0484738777. The cubic root of 530521322 is about 809.5324853819.

Adding to 530521322 its reverse (223125035), we get a palindrome (753646357).

The spelling of 530521322 in words is "five hundred thirty million, five hundred twenty-one thousand, three hundred twenty-two".