9971356 has 12 divisors (see below), whose sum is σ = 17855992. Its totient is φ = 4869648.

The previous prime is 9971341. The next prime is 9971359. The reversal of 9971356 is 6531799.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9971359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28815 + ... + 29158.

Almost surely, 2^9971356 is an apocalyptic number.

It is an amenable number.

9971356 is a deficient number, since it is larger than the sum of its proper divisors (7884636).

9971356 is a wasteful number, since it uses less digits than its factorization.

9971356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58020 (or 58018 counting only the distinct ones).

The product of its digits is 51030, while the sum is 40.

The square root of 9971356 is about 3157.7453982232. The cubic root of 9971356 is about 215.2375668583.

The spelling of 9971356 in words is "nine million, nine hundred seventy-one thousand, three hundred fifty-six".