726004456 has 16 divisors (see below), whose sum is σ = 1361558340. Its totient is φ = 362922240.

The previous prime is 726004451. The next prime is 726004457. The reversal of 726004456 is 654400627.

It can be written as a sum of positive squares in 2 ways, for example, as 684659556 + 41344900 = 26166^2 + 6430^2 .

It is not an unprimeable number, because it can be changed into a prime (726004451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49170 + ... + 62206.

Almost surely, 2^726004456 is an apocalyptic number.

It is an amenable number.

726004456 is a deficient number, since it is larger than the sum of its proper divisors (635553884).

726004456 is a wasteful number, since it uses less digits than its factorization.

726004456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20004 (or 20000 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 726004456 is about 26944.4698593236. The cubic root of 726004456 is about 898.7655734968.

The spelling of 726004456 in words is "seven hundred twenty-six million, four thousand, four hundred fifty-six".