520302146 has 16 divisors (see below), whose sum is σ = 960558144. Its totient is φ = 205833744.

The previous prime is 520302143. The next prime is 520302149. The reversal of 520302146 is 641203025.

It is an interprime number because it is at equal distance from previous prime (520302143) and next prime (520302149).

It is not an unprimeable number, because it can be changed into a prime (520302143) 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 7 ways as a sum of consecutive naturals, for example, 1429220 + ... + 1429583.

It is an arithmetic number, because the mean of its divisors is an integer number (60034884).

Almost surely, 2^520302146 is an apocalyptic number.

520302146 is a deficient number, since it is larger than the sum of its proper divisors (440255998).

520302146 is a wasteful number, since it uses less digits than its factorization.

520302146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858825.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 520302146 is about 22810.1325292073. The cubic root of 520302146 is about 804.3008710749.

The spelling of 520302146 in words is "five hundred twenty million, three hundred two thousand, one hundred forty-six".