729274 has 16 divisors (see below), whose sum is σ = 1346688. Its totient is φ = 288432.

The previous prime is 729271. The next prime is 729293. The reversal of 729274 is 472927.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (729271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1822 + ... + 2185.

It is an arithmetic number, because the mean of its divisors is an integer number (84168).

2⁷²⁹²⁷⁴ is an apocalyptic number.

729274 is a deficient number, since it is larger than the sum of its proper divisors (617414).

729274 is a wasteful number, since it uses less digits than its factorization.

729274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4029.

The product of its digits is 7056, while the sum is 31.

The square root of 729274 is about 853.9754094820. The cubic root of 729274 is about 90.0112743078.

The spelling of 729274 in words is "seven hundred twenty-nine thousand, two hundred seventy-four".