520417276 has 12 divisors (see below), whose sum is σ = 930107808. Its totient is φ = 254672192.

The previous prime is 520417273. The next prime is 520417301. The reversal of 520417276 is 672714025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520417273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1383901 + ... + 1384276.

It is an arithmetic number, because the mean of its divisors is an integer number (77508984).

Almost surely, 2^520417276 is an apocalyptic number.

It is an amenable number.

520417276 is a deficient number, since it is larger than the sum of its proper divisors (409690532).

520417276 is a wasteful number, since it uses less digits than its factorization.

520417276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2768228 (or 2768226 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 520417276 is about 22812.6560487813. The cubic root of 520417276 is about 804.3601906651.

The spelling of 520417276 in words is "five hundred twenty million, four hundred seventeen thousand, two hundred seventy-six".