726410 has 16 divisors (see below), whose sum is σ = 1384776. Its totient is φ = 273408.

The previous prime is 726391. The next prime is 726413. The reversal of 726410 is 14627.

It can be written as a sum of positive squares in 4 ways, for example, as 597529 + 128881 = 773^2 + 359^2 .

It is not an unprimeable number, because it can be changed into a prime (726413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1967 + ... + 2306.

2⁷²⁶⁴¹⁰ is an apocalyptic number.

726410 is a deficient number, since it is larger than the sum of its proper divisors (658366).

726410 is a wasteful number, since it uses less digits than its factorization.

726410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4297.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 726410 is about 852.2968966270. The cubic root of 726410 is about 89.8932891634.

The spelling of 726410 in words is "seven hundred twenty-six thousand, four hundred ten".