9947126 has 16 divisors (see below), whose sum is σ = 17287584. Its totient is φ = 4204224.

The previous prime is 9947123. The next prime is 9947129. The reversal of 9947126 is 6217499.

It is an interprime number because it is at equal distance from previous prime (9947123) and next prime (9947129).

It is a self number, because there is not a number n which added to its sum of digits gives 9947126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9947123) 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, 3845 + ... + 5888.

It is an arithmetic number, because the mean of its divisors is an integer number (1080474).

Almost surely, 2^9947126 is an apocalyptic number.

9947126 is a deficient number, since it is larger than the sum of its proper divisors (7340458).

9947126 is a wasteful number, since it uses less digits than its factorization.

9947126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9815.

The product of its digits is 27216, while the sum is 38.

The square root of 9947126 is about 3153.9064665903. The cubic root of 9947126 is about 215.0630858681.

The spelling of 9947126 in words is "nine million, nine hundred forty-seven thousand, one hundred twenty-six".