730706089 has 4 divisors (see below), whose sum is σ = 730867456. Its totient is φ = 730544724.

The previous prime is 730706029. The next prime is 730706099. The reversal of 730706089 is 980607037.

730706089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 730706089 - 2²³ = 722317481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (730706029) 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, 73689 + ... + 83014.

It is an arithmetic number, because the mean of its divisors is an integer number (182716864).

Almost surely, 2^730706089 is an apocalyptic number.

It is an amenable number.

730706089 is a deficient number, since it is larger than the sum of its proper divisors (161367).

730706089 is a wasteful number, since it uses less digits than its factorization.

730706089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161366.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 730706089 is about 27031.5757772276. The cubic root of 730706089 is about 900.7015472427.

The spelling of 730706089 in words is "seven hundred thirty million, seven hundred six thousand, eighty-nine".