520008194 has 8 divisors (see below), whose sum is σ = 781399440. Its totient is φ = 259541716.

The previous prime is 520008157. The next prime is 520008227. The reversal of 520008194 is 491800025.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229784 + ... + 232035.

It is an arithmetic number, because the mean of its divisors is an integer number (97674930).

Almost surely, 2^520008194 is an apocalyptic number.

520008194 is a deficient number, since it is larger than the sum of its proper divisors (261391246).

520008194 is a wasteful number, since it uses less digits than its factorization.

520008194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462384.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 520008194 is about 22803.6881666102. The cubic root of 520008194 is about 804.1493755196.

The spelling of 520008194 in words is "five hundred twenty million, eight thousand, one hundred ninety-four".