520341374 has 64 divisors (see below), whose sum is σ = 974039040. Its totient is φ = 203575680.

The previous prime is 520341331. The next prime is 520341377. The reversal of 520341374 is 473143025.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520341377) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 961544 + ... + 962084.

It is an arithmetic number, because the mean of its divisors is an integer number (15219360).

Almost surely, 2^520341374 is an apocalyptic number.

520341374 is a deficient number, since it is larger than the sum of its proper divisors (453697666).

520341374 is a wasteful number, since it uses less digits than its factorization.

520341374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 520341374 is about 22810.9923940192. The cubic root of 520341374 is about 804.3210838954.

Adding to 520341374 its reverse (473143025), we get a palindrome (993484399).

The spelling of 520341374 in words is "five hundred twenty million, three hundred forty-one thousand, three hundred seventy-four".