9906756 has 24 divisors (see below), whose sum is σ = 23167200. Its totient is φ = 3294912.

The previous prime is 9906751. The next prime is 9906761. The reversal of 9906756 is 6576099.

It is an interprime number because it is at equal distance from previous prime (9906751) and next prime (9906761).

It is not an unprimeable number, because it can be changed into a prime (9906751) 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, 8920 + ... + 9968.

It is an arithmetic number, because the mean of its divisors is an integer number (965300).

Almost surely, 2^9906756 is an apocalyptic number.

It is a pronic number, being equal to 3147×3148.

It is an amenable number.

9906756 is an abundant number, since it is smaller than the sum of its proper divisors (13260444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9906756 is a wasteful number, since it uses less digits than its factorization.

9906756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1843 (or 1841 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 42.

The square root of 9906756 is about 3147.4999602859. The cubic root of 9906756 is about 214.7717498366.

The spelling of 9906756 in words is "nine million, nine hundred six thousand, seven hundred fifty-six".