726419 has 2 divisors, whose sum is σ = 726420. Its totient is φ = 726418.

The previous prime is 726413. The next prime is 726431. The reversal of 726419 is 914627.

726419 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 726419 - 2⁸ = 726163 is a prime.

It is a super-2 number, since 2×726419² = 1055369127122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 726391 and 726400.

It is not a weakly prime, because it can be changed into another prime (726413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363209 + 363210.

It is an arithmetic number, because the mean of its divisors is an integer number (363210).

2⁷²⁶⁴¹⁹ is an apocalyptic number.

726419 is a deficient number, since it is larger than the sum of its proper divisors (1).

726419 is an equidigital number, since it uses as much as digits as its factorization.

726419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 29.

The square root of 726419 is about 852.3021764609. The cubic root of 726419 is about 89.8936604121.

The spelling of 726419 in words is "seven hundred twenty-six thousand, four hundred nineteen".