520934367 has 4 divisors (see below), whose sum is σ = 694579160. Its totient is φ = 347289576.

The previous prime is 520934339. The next prime is 520934377. The reversal of 520934367 is 763439025.

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

It is not a de Polignac number, because 520934367 - 2⁶ = 520934303 is a prime.

It is a super-2 number, since 2×520934367² = 542745229443381378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520934317) 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, 86822392 + ... + 86822397.

It is an arithmetic number, because the mean of its divisors is an integer number (173644790).

Almost surely, 2^520934367 is an apocalyptic number.

520934367 is a deficient number, since it is larger than the sum of its proper divisors (173644793).

520934367 is a wasteful number, since it uses less digits than its factorization.

520934367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173644792.

The product of its (nonzero) digits is 136080, while the sum is 39.

The square root of 520934367 is about 22823.9866587763. The cubic root of 520934367 is about 804.6265088385.

The spelling of 520934367 in words is "five hundred twenty million, nine hundred thirty-four thousand, three hundred sixty-seven".