520779794 has 8 divisors (see below), whose sum is σ = 799336560. Its totient is φ = 254334276.

The previous prime is 520779793. The next prime is 520779799. The reversal of 520779794 is 497977025.

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

It is not an unprimeable number, because it can be changed into a prime (520779793) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3027704 + ... + 3027875.

It is an arithmetic number, because the mean of its divisors is an integer number (99917070).

Almost surely, 2^520779794 is an apocalyptic number.

520779794 is a deficient number, since it is larger than the sum of its proper divisors (278556766).

520779794 is a wasteful number, since it uses less digits than its factorization.

520779794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6055624.

The product of its (nonzero) digits is 1111320, while the sum is 50.

The square root of 520779794 is about 22820.6002112127. The cubic root of 520779794 is about 804.5469173424.

The spelling of 520779794 in words is "five hundred twenty million, seven hundred seventy-nine thousand, seven hundred ninety-four".