725066 has 8 divisors (see below), whose sum is σ = 1113024. Its totient is φ = 354060.

The previous prime is 725057. The next prime is 725071. The reversal of 725066 is 660527.

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

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 725066.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4130 + ... + 4301.

It is an arithmetic number, because the mean of its divisors is an integer number (139128).

2⁷²⁵⁰⁶⁶ is an apocalyptic number.

725066 is a deficient number, since it is larger than the sum of its proper divisors (387958).

725066 is a wasteful number, since it uses less digits than its factorization.

725066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8476.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 725066 is about 851.5080739488. The cubic root of 725066 is about 89.8378149047.

The spelling of 725066 in words is "seven hundred twenty-five thousand, sixty-six".