729133007 has 4 divisors (see below), whose sum is σ = 729214080. Its totient is φ = 729051936.

The previous prime is 729133003. The next prime is 729133021. The reversal of 729133007 is 700331927.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 729133007 - 2² = 729133003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (729133003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25082 + ... + 45687.

It is an arithmetic number, because the mean of its divisors is an integer number (182303520).

Almost surely, 2^729133007 is an apocalyptic number.

729133007 is a deficient number, since it is larger than the sum of its proper divisors (81073).

729133007 is a wasteful number, since it uses less digits than its factorization.

729133007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81072.

The product of its (nonzero) digits is 7938, while the sum is 32.

The square root of 729133007 is about 27002.4629802542. The cubic root of 729133007 is about 900.0547320624.

The spelling of 729133007 in words is "seven hundred twenty-nine million, one hundred thirty-three thousand, seven".