506364646 has 16 divisors (see below), whose sum is σ = 787867344. Its totient is φ = 243903744.

The previous prime is 506364631. The next prime is 506364653. The reversal of 506364646 is 646463605.

It is a junction number, because it is equal to n+sod(n) for n = 506364599 and 506364608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34051 + ... + 46606.

It is an arithmetic number, because the mean of its divisors is an integer number (49241709).

Almost surely, 2^506364646 is an apocalyptic number.

506364646 is a deficient number, since it is larger than the sum of its proper divisors (281502698).

506364646 is a wasteful number, since it uses less digits than its factorization.

506364646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80775.

The product of its (nonzero) digits is 311040, while the sum is 40.

The square root of 506364646 is about 22502.5475446670. The cubic root of 506364646 is about 797.0540850889.

The spelling of 506364646 in words is "five hundred six million, three hundred sixty-four thousand, six hundred forty-six".