729956630 has 96 divisors (see below), whose sum is σ = 1517875200. Its totient is φ = 251911296.

The previous prime is 729956629. The next prime is 729956677. The reversal of 729956630 is 36659927.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4077881 + ... + 4078059.

It is an arithmetic number, because the mean of its divisors is an integer number (15811200).

Almost surely, 2^729956630 is an apocalyptic number.

729956630 is an abundant number, since it is smaller than the sum of its proper divisors (787918570).

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

729956630 is a wasteful number, since it uses less digits than its factorization.

729956630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 612360, while the sum is 47.

The square root of 729956630 is about 27017.7095624333. The cubic root of 729956630 is about 900.3935028226.

The spelling of 729956630 in words is "seven hundred twenty-nine million, nine hundred fifty-six thousand, six hundred thirty".