504420726 has 16 divisors (see below), whose sum is σ = 1015614000. Its totient is φ = 167011488.

The previous prime is 504420691. The next prime is 504420731. The reversal of 504420726 is 627024405.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 504420693 and 504420702.

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, 281221 + ... + 283008.

It is an arithmetic number, because the mean of its divisors is an integer number (63475875).

Almost surely, 2^504420726 is an apocalyptic number.

504420726 is an abundant number, since it is smaller than the sum of its proper divisors (511193274).

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

504420726 is a wasteful number, since it uses less digits than its factorization.

504420726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564383.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 504420726 is about 22459.3126787086. The cubic root of 504420726 is about 796.0328208397.

The spelling of 504420726 in words is "five hundred four million, four hundred twenty thousand, seven hundred twenty-six".