726376 has 48 divisors (see below), whose sum is σ = 1692900. Its totient is φ = 290304.

The previous prime is 726371. The next prime is 726377. The reversal of 726376 is 673627.

It can be written as a sum of positive squares in 2 ways, for example, as 682276 + 44100 = 826^2 + 210^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (726371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6610 + ... + 6718.

2⁷²⁶³⁷⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 726376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (846450).

726376 is an abundant number, since it is smaller than the sum of its proper divisors (966524).

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

726376 is a wasteful number, since it uses less digits than its factorization.

726376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 135 counting only the distinct ones).

The product of its digits is 10584, while the sum is 31.

The square root of 726376 is about 852.2769502926. The cubic root of 726376 is about 89.8918866407.

The spelling of 726376 in words is "seven hundred twenty-six thousand, three hundred seventy-six".