520047322 has 16 divisors (see below), whose sum is σ = 786468672. Its totient is φ = 257896800.

The previous prime is 520047301. The next prime is 520047329. The reversal of 520047322 is 223740025.

It is not an unprimeable number, because it can be changed into a prime (520047329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311133 + ... + 312799.

It is an arithmetic number, because the mean of its divisors is an integer number (49154292).

Almost surely, 2^520047322 is an apocalyptic number.

520047322 is a deficient number, since it is larger than the sum of its proper divisors (266421350).

520047322 is a wasteful number, since it uses less digits than its factorization.

520047322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2853.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 520047322 is about 22804.5460818671. The cubic root of 520047322 is about 804.1695444118.

Adding to 520047322 its reverse (223740025), we get a palindrome (743787347).

The spelling of 520047322 in words is "five hundred twenty million, forty-seven thousand, three hundred twenty-two".