726915 has 48 divisors (see below), whose sum is σ = 1444608. Its totient is φ = 310464.

The previous prime is 726911. The next prime is 726917. The reversal of 726915 is 519627.

726915 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 726915 - 2² = 726911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726911) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16884 + ... + 16926.

It is an arithmetic number, because the mean of its divisors is an integer number (30096).

2⁷²⁶⁹¹⁵ is an apocalyptic number.

726915 is a deficient number, since it is larger than the sum of its proper divisors (717693).

726915 is a wasteful number, since it uses less digits than its factorization.

726915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88 (or 81 counting only the distinct ones).

The product of its digits is 3780, while the sum is 30.

The square root of 726915 is about 852.5931034204. The cubic root of 726915 is about 89.9141155999.

The spelling of 726915 in words is "seven hundred twenty-six thousand, nine hundred fifteen".