726964 has 18 divisors (see below), whose sum is σ = 1480290. Its totient is φ = 311472.

The previous prime is 726953. The next prime is 726983. The reversal of 726964 is 469627.

It can be written as a sum of positive squares in only one way, i.e., 550564 + 176400 = 742^2 + 420^2 .

It is a congruent number.

It is an unprimeable number.

726964 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1659 + ... + 2050.

2⁷²⁶⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

726964 is an abundant number, since it is smaller than the sum of its proper divisors (753326).

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

726964 is a wasteful number, since it uses less digits than its factorization.

726964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3727 (or 3718 counting only the distinct ones).

The product of its digits is 18144, while the sum is 34.

The square root of 726964 is about 852.6218388008. The cubic root of 726964 is about 89.9161358695.

The spelling of 726964 in words is "seven hundred twenty-six thousand, nine hundred sixty-four".