729086 has 4 divisors (see below), whose sum is σ = 1093632. Its totient is φ = 364542.

The previous prime is 729073. The next prime is 729139. The reversal of 729086 is 680927.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 680927 = 13 ⋅52379.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182270 + ... + 182273.

It is an arithmetic number, because the mean of its divisors is an integer number (273408).

2⁷²⁹⁰⁸⁶ is an apocalyptic number.

729086 is a deficient number, since it is larger than the sum of its proper divisors (364546).

729086 is a wasteful number, since it uses less digits than its factorization.

729086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364545.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 729086 is about 853.8653289600. The cubic root of 729086 is about 90.0035389555.

The spelling of 729086 in words is "seven hundred twenty-nine thousand, eighty-six".