506463321 has 32 divisors (see below), whose sum is σ = 832357120. Its totient is φ = 266747904.

The previous prime is 506463299. The next prime is 506463323. The reversal of 506463321 is 123364605.

It is not a de Polignac number, because 506463321 - 2¹³ = 506455129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (506463323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 313965 + ... + 315573.

It is an arithmetic number, because the mean of its divisors is an integer number (26011160).

Almost surely, 2^506463321 is an apocalyptic number.

It is an amenable number.

506463321 is a deficient number, since it is larger than the sum of its proper divisors (325893799).

506463321 is a wasteful number, since it uses less digits than its factorization.

506463321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2785.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 506463321 is about 22504.7399673935. The cubic root of 506463321 is about 797.1058555566.

The spelling of 506463321 in words is "five hundred six million, four hundred sixty-three thousand, three hundred twenty-one".