506644672 has 14 divisors (see below), whose sum is σ = 1005373148. Its totient is φ = 253322304.

The previous prime is 506644669. The next prime is 506644673. The reversal of 506644672 is 276446605.

It is not an unprimeable number, because it can be changed into a prime (506644673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3958098 + ... + 3958225.

Almost surely, 2^506644672 is an apocalyptic number.

It is an amenable number.

506644672 is a deficient number, since it is larger than the sum of its proper divisors (498728476).

506644672 is an equidigital number, since it uses as much as digits as its factorization.

506644672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7916335 (or 7916325 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The square root of 506644672 is about 22508.7687801888. The cubic root of 506644672 is about 797.2009849816.

The spelling of 506644672 in words is "five hundred six million, six hundred forty-four thousand, six hundred seventy-two".