520622707 has 12 divisors (see below), whose sum is σ = 574402528. Its totient is φ = 471517200.

The previous prime is 520622699. The next prime is 520622717. The reversal of 520622707 is 707226025.

It is not a de Polignac number, because 520622707 - 2³ = 520622699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (520622717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24853 + ... + 40729.

Almost surely, 2^520622707 is an apocalyptic number.

520622707 is a deficient number, since it is larger than the sum of its proper divisors (53779821).

520622707 is a wasteful number, since it uses less digits than its factorization.

520622707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16170 (or 16159 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 520622707 is about 22817.1581709905. The cubic root of 520622707 is about 804.4660152205.

The spelling of 520622707 in words is "five hundred twenty million, six hundred twenty-two thousand, seven hundred seven".