729982 has 8 divisors (see below), whose sum is σ = 1194552. Its totient is φ = 331800.

The previous prime is 729979. The next prime is 729991. The reversal of 729982 is 289927.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 16569 + ... + 16612.

It is an arithmetic number, because the mean of its divisors is an integer number (149319).

2⁷²⁹⁹⁸² is an apocalyptic number.

729982 is a deficient number, since it is larger than the sum of its proper divisors (464570).

729982 is a wasteful number, since it uses less digits than its factorization.

729982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33194.

The product of its digits is 18144, while the sum is 37.

The square root of 729982 is about 854.3898407636. The cubic root of 729982 is about 90.0403933907.

It can be divided in two parts, 7299 and 82, that added together give a triangular number (7381 = T₁₂₁).

The spelling of 729982 in words is "seven hundred twenty-nine thousand, nine hundred eighty-two".