729048208 has 40 divisors (see below), whose sum is σ = 1648680192. Its totient is φ = 305799168.

The previous prime is 729048193. The next prime is 729048233. The reversal of 729048208 is 802840927.

It is a super-2 number, since 2×729048208² = 1063022579176022528, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63985 + ... + 74512.

Almost surely, 2^729048208 is an apocalyptic number.

It is an amenable number.

729048208 is an abundant number, since it is smaller than the sum of its proper divisors (919631984).

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

729048208 is a wasteful number, since it uses less digits than its factorization.

729048208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138559 (or 138553 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 729048208 is about 27000.8927259822. The cubic root of 729048208 is about 900.0198382458.

The spelling of 729048208 in words is "seven hundred twenty-nine million, forty-eight thousand, two hundred eight".