729551348 has 12 divisors (see below), whose sum is σ = 1311220932. Its totient is φ = 354916800.

The previous prime is 729551323. The next prime is 729551353. The reversal of 729551348 is 843155927.

It can be written as a sum of positive squares in 2 ways, for example, as 665743204 + 63808144 = 25802^2 + 7988^2 .

It is a junction number, because it is equal to n+sod(n) for n = 729551299 and 729551308.

It is a congruent number.

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, 2464553 + ... + 2464848.

It is an arithmetic number, because the mean of its divisors is an integer number (109268411).

Almost surely, 2^729551348 is an apocalyptic number.

It is an amenable number.

729551348 is a deficient number, since it is larger than the sum of its proper divisors (581669584).

729551348 is a wasteful number, since it uses less digits than its factorization.

729551348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4929442 (or 4929440 counting only the distinct ones).

The product of its digits is 302400, while the sum is 44.

The square root of 729551348 is about 27010.2082183755. The cubic root of 729551348 is about 900.2268350050.

The spelling of 729551348 in words is "seven hundred twenty-nine million, five hundred fifty-one thousand, three hundred forty-eight".