9723345634 has 16 divisors (see below), whose sum is σ = 15231742848. Its totient is φ = 4646447872.

The previous prime is 9723345617. The next prime is 9723345637. The reversal of 9723345634 is 4365433279.

9723345634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (9723345637) 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 7 ways as a sum of consecutive naturals, for example, 30862 + ... + 142825.

It is an arithmetic number, because the mean of its divisors is an integer number (951983928).

Almost surely, 2^9723345634 is an apocalyptic number.

9723345634 is a deficient number, since it is larger than the sum of its proper divisors (5508397214).

9723345634 is a wasteful number, since it uses less digits than its factorization.

9723345634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174929.

The product of its digits is 1632960, while the sum is 46.

The square root of 9723345634 is about 98607.0262912334. The cubic root of 9723345634 is about 2134.3808118730.

The spelling of 9723345634 in words is "nine billion, seven hundred twenty-three million, three hundred forty-five thousand, six hundred thirty-four".