729260842 has 8 divisors (see below), whose sum is σ = 1101136032. Its totient is φ = 362215500.

The previous prime is 729260837. The next prime is 729260843. The reversal of 729260842 is 248062927.

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

It is a junction number, because it is equal to n+sod(n) for n = 729260795 and 729260804.

It is not an unprimeable number, because it can be changed into a prime (729260843) 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 in 3 ways as a sum of consecutive naturals, for example, 1207084 + ... + 1207687.

It is an arithmetic number, because the mean of its divisors is an integer number (137642004).

Almost surely, 2^729260842 is an apocalyptic number.

729260842 is a deficient number, since it is larger than the sum of its proper divisors (371875190).

729260842 is a wasteful number, since it uses less digits than its factorization.

729260842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2414924.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 729260842 is about 27004.8299753951. The cubic root of 729260842 is about 900.1073295867.

The spelling of 729260842 in words is "seven hundred twenty-nine million, two hundred sixty thousand, eight hundred forty-two".