725366 has 8 divisors (see below), whose sum is σ = 1099560. Its totient is φ = 358848.

The previous prime is 725359. The next prime is 725371. The reversal of 725366 is 663527.

725366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 725366.

It is an unprimeable number.

725366 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1676 + ... + 2063.

It is an arithmetic number, because the mean of its divisors is an integer number (137445).

2⁷²⁵³⁶⁶ is an apocalyptic number.

725366 is a deficient number, since it is larger than the sum of its proper divisors (374194).

725366 is a wasteful number, since it uses less digits than its factorization.

725366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3838.

The product of its digits is 7560, while the sum is 29.

The square root of 725366 is about 851.6842137788. The cubic root of 725366 is about 89.8502034911.

The spelling of 725366 in words is "seven hundred twenty-five thousand, three hundred sixty-six".