9623138 has 16 divisors (see below), whose sum is σ = 16537920. Its totient is φ = 4113936.

The previous prime is 9623137. The next prime is 9623147. The reversal of 9623138 is 8313269.

It is not an unprimeable number, because it can be changed into a prime (9623137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8468 + ... + 9536.

It is an arithmetic number, because the mean of its divisors is an integer number (1033620).

Almost surely, 2^9623138 is an apocalyptic number.

9623138 is a deficient number, since it is larger than the sum of its proper divisors (6914782).

9623138 is a wasteful number, since it uses less digits than its factorization.

9623138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721.

The product of its digits is 7776, while the sum is 32.

The square root of 9623138 is about 3102.1183085111. The cubic root of 9623138 is about 212.7023254093.

It can be divided in two parts, 96231 and 38, that added together give a palindrome (96269).

The spelling of 9623138 in words is "nine million, six hundred twenty-three thousand, one hundred thirty-eight".