726205304 has 64 divisors (see below), whose sum is σ = 1509580800. Its totient is φ = 324777600.

The previous prime is 726205283. The next prime is 726205321. The reversal of 726205304 is 403502627.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2022677 + ... + 2023035.

It is an arithmetic number, because the mean of its divisors is an integer number (23587200).

Almost surely, 2^726205304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 726205304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (754790400).

726205304 is an abundant number, since it is smaller than the sum of its proper divisors (783375496).

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

726205304 is a wasteful number, since it uses less digits than its factorization.

726205304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684 (or 680 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 726205304 is about 26948.1966743602. The cubic root of 726205304 is about 898.8484465529.

The spelling of 726205304 in words is "seven hundred twenty-six million, two hundred five thousand, three hundred four".