725798 has 8 divisors (see below), whose sum is σ = 1152792. Its totient is φ = 341536.

The previous prime is 725789. The next prime is 725801. The reversal of 725798 is 897527.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10640 + ... + 10707.

It is an arithmetic number, because the mean of its divisors is an integer number (144099).

2⁷²⁵⁷⁹⁸ is an apocalyptic number.

725798 is a deficient number, since it is larger than the sum of its proper divisors (426994).

725798 is a wasteful number, since it uses less digits than its factorization.

725798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21366.

The product of its digits is 35280, while the sum is 38.

The square root of 725798 is about 851.9377911561. The cubic root of 725798 is about 89.8680370559.

The spelling of 725798 in words is "seven hundred twenty-five thousand, seven hundred ninety-eight".