9706138 has 16 divisors (see below), whose sum is σ = 16361856. Its totient is φ = 4284720.

The previous prime is 9706127. The next prime is 9706139. The reversal of 9706138 is 8316079.

It is a super-2 number, since 2×9706138² = 188418229750088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9706139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7518 + ... + 8713.

It is an arithmetic number, because the mean of its divisors is an integer number (1022616).

Almost surely, 2^9706138 is an apocalyptic number.

9706138 is a deficient number, since it is larger than the sum of its proper divisors (6655718).

9706138 is a wasteful number, since it uses less digits than its factorization.

9706138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16269.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 9706138 is about 3115.4675411565. The cubic root of 9706138 is about 213.3120980382.

The spelling of 9706138 in words is "nine million, seven hundred six thousand, one hundred thirty-eight".