726396496 has 20 divisors (see below), whose sum is σ = 1608449632. Its totient is φ = 311312736.

The previous prime is 726396491. The next prime is 726396497. The reversal of 726396496 is 694693627.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726396491) 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, 3242730 + ... + 3242953.

Almost surely, 2^726396496 is an apocalyptic number.

It is an amenable number.

726396496 is an abundant number, since it is smaller than the sum of its proper divisors (882053136).

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

726396496 is a wasteful number, since it uses less digits than its factorization.

726396496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6485698 (or 6485692 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 52.

The square root of 726396496 is about 26951.7438396850. The cubic root of 726396496 is about 898.9273211962.

The spelling of 726396496 in words is "seven hundred twenty-six million, three hundred ninety-six thousand, four hundred ninety-six".