726314560 has 28 divisors (see below), whose sum is σ = 1729537308. Its totient is φ = 290525696.

The previous prime is 726314543. The next prime is 726314587. The reversal of 726314560 is 65413627.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 477684736 + 248629824 = 21856^2 + 15768^2 .

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 3 ways as a sum of consecutive naturals, for example, 1134547 + ... + 1135186.

Almost surely, 2^726314560 is an apocalyptic number.

It is an amenable number.

726314560 is an abundant number, since it is smaller than the sum of its proper divisors (1003222748).

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

726314560 is a wasteful number, since it uses less digits than its factorization.

726314560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269750 (or 2269740 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 726314560 is about 26950.2237467521. The cubic root of 726314560 is about 898.8935208870.

The spelling of 726314560 in words is "seven hundred twenty-six million, three hundred fourteen thousand, five hundred sixty".