520425322 has 8 divisors (see below), whose sum is σ = 791331876. Its totient is φ = 256648032.

The previous prime is 520425317. The next prime is 520425331. The reversal of 520425322 is 223524025.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 487923921 + 32501401 = 22089^2 + 5701^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1782133 + ... + 1782424.

Almost surely, 2^520425322 is an apocalyptic number.

520425322 is a deficient number, since it is larger than the sum of its proper divisors (270906554).

520425322 is a wasteful number, since it uses less digits than its factorization.

520425322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3564632.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 520425322 is about 22812.8323975783. The cubic root of 520425322 is about 804.3643359597.

Adding to 520425322 its reverse (223524025), we get a palindrome (743949347).

The spelling of 520425322 in words is "five hundred twenty million, four hundred twenty-five thousand, three hundred twenty-two".