726575 has 6 divisors (see below), whose sum is σ = 900984. Its totient is φ = 581240.

The previous prime is 726559. The next prime is 726589. The reversal of 726575 is 575627.

It is a happy number.

It is not a de Polignac number, because 726575 - 2⁴ = 726559 is a prime.

It is a super-2 number, since 2×726575² = 1055822461250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable 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, 14507 + ... + 14556.

It is an arithmetic number, because the mean of its divisors is an integer number (150164).

2⁷²⁶⁵⁷⁵ is an apocalyptic number.

726575 is a deficient number, since it is larger than the sum of its proper divisors (174409).

726575 is a wasteful number, since it uses less digits than its factorization.

726575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29073 (or 29068 counting only the distinct ones).

The product of its digits is 14700, while the sum is 32.

The square root of 726575 is about 852.3936883858. The cubic root of 726575 is about 89.9000949020.

The spelling of 726575 in words is "seven hundred twenty-six thousand, five hundred seventy-five".