9730138 has 32 divisors (see below), whose sum is σ = 16744320. Its totient is φ = 4200000.

The previous prime is 9730129. The next prime is 9730141. The reversal of 9730138 is 8310379.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 64363 + ... + 64513.

It is an arithmetic number, because the mean of its divisors is an integer number (523260).

Almost surely, 2^9730138 is an apocalyptic number.

9730138 is a deficient number, since it is larger than the sum of its proper divisors (7014182).

9730138 is a wasteful number, since it uses less digits than its factorization.

9730138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 9730138 is about 3119.3169124025. The cubic root of 9730138 is about 213.4877695755.

The spelling of 9730138 in words is "nine million, seven hundred thirty thousand, one hundred thirty-eight".