729735098 has 8 divisors (see below), whose sum is σ = 1158991092. Its totient is φ = 343404736.

The previous prime is 729735077. The next prime is 729735143. The reversal of 729735098 is 890537927.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 655206409 + 74528689 = 25597^2 + 8633^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10731365 + ... + 10731432.

Almost surely, 2^729735098 is an apocalyptic number.

729735098 is a deficient number, since it is larger than the sum of its proper divisors (429255994).

729735098 is a wasteful number, since it uses less digits than its factorization.

729735098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21462816.

The product of its (nonzero) digits is 952560, while the sum is 50.

The square root of 729735098 is about 27013.6094959559. The cubic root of 729735098 is about 900.3024078420.

The spelling of 729735098 in words is "seven hundred twenty-nine million, seven hundred thirty-five thousand, ninety-eight".