729494834 has 8 divisors (see below), whose sum is σ = 1094642688. Its totient is φ = 364613940.

The previous prime is 729494813. The next prime is 729494839. The reversal of 729494834 is 438494927.

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

It is not an unprimeable number, because it can be changed into a prime (729494839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59762 + ... + 70925.

It is an arithmetic number, because the mean of its divisors is an integer number (136830336).

Almost surely, 2^729494834 is an apocalyptic number.

729494834 is a deficient number, since it is larger than the sum of its proper divisors (365147854).

729494834 is a wasteful number, since it uses less digits than its factorization.

729494834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133480.

The product of its digits is 1741824, while the sum is 50.

The square root of 729494834 is about 27009.1620380937. The cubic root of 729494834 is about 900.2035893335.

The spelling of 729494834 in words is "seven hundred twenty-nine million, four hundred ninety-four thousand, eight hundred thirty-four".