520680022 has 4 divisors (see below), whose sum is σ = 781020036. Its totient is φ = 260340010.

The previous prime is 520680011. The next prime is 520680037. The reversal of 520680022 is 220086025.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×520680022² = 542215370619840968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130170004 + ... + 130170007.

It is an arithmetic number, because the mean of its divisors is an integer number (195255009).

Almost surely, 2^520680022 is an apocalyptic number.

520680022 is a deficient number, since it is larger than the sum of its proper divisors (260340014).

520680022 is a wasteful number, since it uses less digits than its factorization.

520680022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260340013.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 520680022 is about 22818.4140991437. The cubic root of 520680022 is about 804.4955351762.

The spelling of 520680022 in words is "five hundred twenty million, six hundred eighty thousand, twenty-two".