730066 has 16 divisors (see below), whose sum is σ = 1166400. Its totient is φ = 341968.

The previous prime is 730049. The next prime is 730069. The reversal of 730066 is 660037.

It is a happy number.

730066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (730069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2580 + ... + 2848.

It is an arithmetic number, because the mean of its divisors is an integer number (72900).

2⁷³⁰⁰⁶⁶ is an apocalyptic number.

730066 is a deficient number, since it is larger than the sum of its proper divisors (436334).

730066 is a wasteful number, since it uses less digits than its factorization.

730066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 730066 is about 854.4389972374. The cubic root of 730066 is about 90.0438469476.

The spelling of 730066 in words is "seven hundred thirty thousand, sixty-six".