729734 has 8 divisors (see below), whose sum is σ = 1099008. Its totient is φ = 363400.

The previous prime is 729719. The next prime is 729737. The reversal of 729734 is 437927.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 729734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (729737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59 + ... + 1209.

It is an arithmetic number, because the mean of its divisors is an integer number (137376).

2⁷²⁹⁷³⁴ is an apocalyptic number.

729734 is a deficient number, since it is larger than the sum of its proper divisors (369274).

729734 is a wasteful number, since it uses less digits than its factorization.

729734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470.

The product of its digits is 10584, while the sum is 32.

The square root of 729734 is about 854.2446956230. The cubic root of 729734 is about 90.0301956293.

The spelling of 729734 in words is "seven hundred twenty-nine thousand, seven hundred thirty-four".