9971206 has 12 divisors (see below), whose sum is σ = 17398908. Its totient is φ = 4273332.

The previous prime is 9971179. The next prime is 9971207. The reversal of 9971206 is 6021799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9971207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50776 + ... + 50971.

It is an arithmetic number, because the mean of its divisors is an integer number (1449909).

Almost surely, 2^9971206 is an apocalyptic number.

9971206 is a deficient number, since it is larger than the sum of its proper divisors (7427702).

9971206 is a wasteful number, since it uses less digits than its factorization.

9971206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101763 (or 101756 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 9971206 is about 3157.7216470107. The cubic root of 9971206 is about 215.2364875736.

The spelling of 9971206 in words is "nine million, nine hundred seventy-one thousand, two hundred six".