726032 has 10 divisors (see below), whose sum is σ = 1406718. Its totient is φ = 363008.

The previous prime is 726023. The next prime is 726043. The reversal of 726032 is 230627.

It can be written as a sum of positive squares in only one way, i.e., 633616 + 92416 = 796^2 + 304^2 .

It is a super-3 number, since 3×726032³ = 1148123332578914304, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 725995 and 726013.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 726032.

It is an unprimeable number.

726032 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22673 + ... + 22704.

2⁷²⁶⁰³² is an apocalyptic number.

It is an amenable number.

726032 is a deficient number, since it is larger than the sum of its proper divisors (680686).

726032 is a wasteful number, since it uses less digits than its factorization.

726032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45385 (or 45379 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 726032 is about 852.0751140598. The cubic root of 726032 is about 89.8776939490.

Adding to 726032 its reverse (230627), we get a palindrome (956659).

The spelling of 726032 in words is "seven hundred twenty-six thousand, thirty-two".