729704998 has 16 divisors (see below), whose sum is σ = 1194937920. Its totient is φ = 331441000.

The previous prime is 729704959. The next prime is 729705077. The reversal of 729704998 is 899407927.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 20493 + ... + 43351.

It is an arithmetic number, because the mean of its divisors is an integer number (74683620).

Almost surely, 2^729704998 is an apocalyptic number.

729704998 is a deficient number, since it is larger than the sum of its proper divisors (465232922).

729704998 is a wasteful number, since it uses less digits than its factorization.

729704998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24323.

The product of its (nonzero) digits is 2286144, while the sum is 55.

The square root of 729704998 is about 27013.0523636260. The cubic root of 729704998 is about 900.2900291605.

The spelling of 729704998 in words is "seven hundred twenty-nine million, seven hundred four thousand, nine hundred ninety-eight".