520200008 has 8 divisors (see below), whose sum is σ = 975375030. Its totient is φ = 260100000.

The previous prime is 520199989. The next prime is 520200019. The reversal of 520200008 is 800002025.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 435890884 + 84309124 = 20878^2 + 9182^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32512493 + ... + 32512508.

Almost surely, 2^520200008 is an apocalyptic number.

It is an amenable number.

520200008 is a deficient number, since it is larger than the sum of its proper divisors (455175022).

520200008 is a wasteful number, since it uses less digits than its factorization.

520200008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65025007 (or 65025003 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 520200008 is about 22807.8935458757. The cubic root of 520200008 is about 804.2482381583.

It can be divided in two parts, 52020000 and 8, that multiplied together give a square (416160000 = 20400²).

The spelling of 520200008 in words is "five hundred twenty million, two hundred thousand, eight".