520341822 has 96 divisors (see below), whose sum is σ = 1513774080. Its totient is φ = 124752960.

The previous prime is 520341821. The next prime is 520341881. The reversal of 520341822 is 228143025.

It is a super-2 number, since 2×520341822² = 541511223444559368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520341821) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3579 + ... + 32457.

It is an arithmetic number, because the mean of its divisors is an integer number (15768480).

Almost surely, 2^520341822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 520341822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (756887040).

520341822 is an abundant number, since it is smaller than the sum of its proper divisors (993432258).

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

520341822 is a wasteful number, since it uses less digits than its factorization.

520341822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28918 (or 28915 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 520341822 is about 22811.0022138441. The cubic root of 520341822 is about 804.3213147284.

Adding to 520341822 its reverse (228143025), we get a palindrome (748484847).

The spelling of 520341822 in words is "five hundred twenty million, three hundred forty-one thousand, eight hundred twenty-two".