730866 has 16 divisors (see below), whose sum is σ = 1497888. Its totient is φ = 237600.

The previous prime is 730853. The next prime is 730867. The reversal of 730866 is 668037.

It is not an unprimeable number, because it can be changed into a prime (730867) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1240 + ... + 1731.

It is an arithmetic number, because the mean of its divisors is an integer number (93618).

2⁷³⁰⁸⁶⁶ is an apocalyptic number.

730866 is an abundant number, since it is smaller than the sum of its proper divisors (767022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

730866 is a wasteful number, since it uses less digits than its factorization.

730866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3017.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 730866 is about 854.9070124873. The cubic root of 730866 is about 90.0767246973.

It can be divided in two parts, 73086 and 6, that multiplied together give a triangular number (438516 = T₉₃₆).

The spelling of 730866 in words is "seven hundred thirty thousand, eight hundred sixty-six".