723230906 has 8 divisors (see below), whose sum is σ = 1132013664. Its totient is φ = 345893020.

The previous prime is 723230903. The next prime is 723230917. The reversal of 723230906 is 609032327.

It is a happy number.

723230906 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (723230903) 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, 7861160 + ... + 7861251.

It is an arithmetic number, because the mean of its divisors is an integer number (141501708).

Almost surely, 2^723230906 is an apocalyptic number.

723230906 is a deficient number, since it is larger than the sum of its proper divisors (408782758).

723230906 is a wasteful number, since it uses less digits than its factorization.

723230906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15722436.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 723230906 is about 26892.9527199971. The cubic root of 723230906 is about 897.6195968835.

The spelling of 723230906 in words is "seven hundred twenty-three million, two hundred thirty thousand, nine hundred six".