729051232 has 48 divisors (see below), whose sum is σ = 1766554272. Its totient is φ = 288414720.

The previous prime is 729051227. The next prime is 729051319. The reversal of 729051232 is 232150927.

It is a junction number, because it is equal to n+sod(n) for n = 729051194 and 729051203.

It is a congruent number.

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, 122269 + ... + 128092.

It is an arithmetic number, because the mean of its divisors is an integer number (36803214).

Almost surely, 2^729051232 is an apocalyptic number.

It is an amenable number.

729051232 is an abundant number, since it is smaller than the sum of its proper divisors (1037503040).

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

729051232 is a wasteful number, since it uses less digits than its factorization.

729051232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250391 (or 250383 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 729051232 is about 27000.9487240726. The cubic root of 729051232 is about 900.0210826337.

The spelling of 729051232 in words is "seven hundred twenty-nine million, fifty-one thousand, two hundred thirty-two".