729084 has 12 divisors (see below), whose sum is σ = 1701224. Its totient is φ = 243024.

The previous prime is 729073. The next prime is 729139. The reversal of 729084 is 480927.

729084 is nontrivially palindromic in base 11.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

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, 30367 + ... + 30390.

2⁷²⁹⁰⁸⁴ is an apocalyptic number.

It is an amenable number.

729084 is an abundant number, since it is smaller than the sum of its proper divisors (972140).

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

729084 is a wasteful number, since it uses less digits than its factorization.

729084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60764 (or 60762 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 729084 is about 853.8641578143. The cubic root of 729084 is about 90.0034566574.

The spelling of 729084 in words is "seven hundred twenty-nine thousand, eighty-four".