520441350 has 192 divisors, whose sum is σ = 1597397760. Its totient is φ = 110246400.

The previous prime is 520441343. The next prime is 520441373. The reversal of 520441350 is 53144025.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 520441350.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 406912 + ... + 408188.

It is an arithmetic number, because the mean of its divisors is an integer number (8319780).

Almost surely, 2^520441350 is an apocalyptic number.

520441350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 520441350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (798698880).

520441350 is an abundant number, since it is smaller than the sum of its proper divisors (1076956410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

520441350 is a wasteful number, since it uses less digits than its factorization.

520441350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335 (or 1330 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 520441350 is about 22813.1836883851. The cubic root of 520441350 is about 804.3725934487.

Adding to 520441350 its reverse (53144025), we get a palindrome (573585375).

The spelling of 520441350 in words is "five hundred twenty million, four hundred forty-one thousand, three hundred fifty".