9897671 has 8 divisors (see below), whose sum is σ = 11701920. Its totient is φ = 8191008.

The previous prime is 9897661. The next prime is 9897703. The reversal of 9897671 is 1767989.

9897671 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9897671 - 2²² = 5703367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9897631) 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, 24176 + ... + 24581.

It is an arithmetic number, because the mean of its divisors is an integer number (1462740).

Almost surely, 2^9897671 is an apocalyptic number.

9897671 is a deficient number, since it is larger than the sum of its proper divisors (1804249).

9897671 is a wasteful number, since it uses less digits than its factorization.

9897671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48793.

The product of its digits is 190512, while the sum is 47.

The square root of 9897671 is about 3146.0564203460. The cubic root of 9897671 is about 214.7060775452.

The spelling of 9897671 in words is "nine million, eight hundred ninety-seven thousand, six hundred seventy-one".