9123633938 has 8 divisors (see below), whose sum is σ = 13761906480. Its totient is φ = 4536331780.

The previous prime is 9123633931. The next prime is 9123633971. The reversal of 9123633938 is 8393363219.

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 = 9123633892 and 9123633901.

It is not an unprimeable number, because it can be changed into a prime (9123633931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12742148 + ... + 12742863.

It is an arithmetic number, because the mean of its divisors is an integer number (1720238310).

Almost surely, 2^9123633938 is an apocalyptic number.

9123633938 is a deficient number, since it is larger than the sum of its proper divisors (4638272542).

9123633938 is a wasteful number, since it uses less digits than its factorization.

9123633938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25485192.

The product of its digits is 629856, while the sum is 47.

The square root of 9123633938 is about 95517.7153097791. The cubic root of 9123633938 is about 2089.5653146950.

The spelling of 9123633938 in words is "nine billion, one hundred twenty-three million, six hundred thirty-three thousand, nine hundred thirty-eight".