506720724 has 48 divisors (see below), whose sum is σ = 1210422528. Its totient is φ = 164914048.

The previous prime is 506720719. The next prime is 506720743. The reversal of 506720724 is 427027605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 313342 + ... + 314954.

It is an arithmetic number, because the mean of its divisors is an integer number (25217136).

Almost surely, 2^506720724 is an apocalyptic number.

It is an amenable number.

506720724 is an abundant number, since it is smaller than the sum of its proper divisors (703701804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

506720724 is a wasteful number, since it uses less digits than its factorization.

506720724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224 (or 2222 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 33.

The square root of 506720724 is about 22510.4581028463. The cubic root of 506720724 is about 797.2408720394.

The spelling of 506720724 in words is "five hundred six million, seven hundred twenty thousand, seven hundred twenty-four".