729116 has 6 divisors (see below), whose sum is σ = 1275960. Its totient is φ = 364556.

The previous prime is 729073. The next prime is 729139. The reversal of 729116 is 611927.

It is a super-2 number, since 2×729116² = 1063220282912, which contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 91136 + ... + 91143.

It is an arithmetic number, because the mean of its divisors is an integer number (212660).

2⁷²⁹¹¹⁶ is an apocalyptic number.

It is an amenable number.

729116 is a deficient number, since it is larger than the sum of its proper divisors (546844).

729116 is a wasteful number, since it uses less digits than its factorization.

729116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182283 (or 182281 counting only the distinct ones).

The product of its digits is 756, while the sum is 26.

The square root of 729116 is about 853.8828959524. The cubic root of 729116 is about 90.0047734094.

The spelling of 729116 in words is "seven hundred twenty-nine thousand, one hundred sixteen".