520334306 has 4 divisors (see below), whose sum is σ = 780501462. Its totient is φ = 260167152.

The previous prime is 520334303. The next prime is 520334333. The reversal of 520334306 is 603433025.

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

It can be written as a sum of positive squares in only one way, i.e., 395811025 + 124523281 = 19895^2 + 11159^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (520334303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130083575 + ... + 130083578.

Almost surely, 2^520334306 is an apocalyptic number.

520334306 is a deficient number, since it is larger than the sum of its proper divisors (260167156).

520334306 is a wasteful number, since it uses less digits than its factorization.

520334306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260167155.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 520334306 is about 22810.8374681860. The cubic root of 520334306 is about 804.3174420765.

The spelling of 520334306 in words is "five hundred twenty million, three hundred thirty-four thousand, three hundred six".