729498 has 32 divisors (see below), whose sum is σ = 1820160. Its totient is φ = 189360.

The previous prime is 729497. The next prime is 729503. The reversal of 729498 is 894927.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (729493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328 + ... + 1251.

It is an arithmetic number, because the mean of its divisors is an integer number (56880).

2⁷²⁹⁴⁹⁸ is an apocalyptic number.

729498 is an abundant number, since it is smaller than the sum of its proper divisors (1090662).

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

729498 is a wasteful number, since it uses less digits than its factorization.

729498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602.

The product of its digits is 36288, while the sum is 39.

The square root of 729498 is about 854.1065507301. The cubic root of 729498 is about 90.0204891623.

The spelling of 729498 in words is "seven hundred twenty-nine thousand, four hundred ninety-eight".