729470552 has 8 divisors (see below), whose sum is σ = 1367757300. Its totient is φ = 364735272.

The previous prime is 729470551. The next prime is 729470557. The reversal of 729470552 is 255074927.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (729470551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45591902 + ... + 45591917.

Almost surely, 2^729470552 is an apocalyptic number.

It is an amenable number.

729470552 is a deficient number, since it is larger than the sum of its proper divisors (638286748).

729470552 is a wasteful number, since it uses less digits than its factorization.

729470552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91183825 (or 91183821 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 729470552 is about 27008.7125202221. The cubic root of 729470552 is about 900.1936011494.

The spelling of 729470552 in words is "seven hundred twenty-nine million, four hundred seventy thousand, five hundred fifty-two".