9897134 has 16 divisors (see below), whose sum is σ = 16048368. Its totient is φ = 4550592.

The previous prime is 9897127. The next prime is 9897161. The reversal of 9897134 is 4317989.

It is a happy number.

It is a super-2 number, since 2×9897134² = 195906522827912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9897091 and 9897100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8474 + ... + 9570.

It is an arithmetic number, because the mean of its divisors is an integer number (1003023).

Almost surely, 2^9897134 is an apocalyptic number.

9897134 is a deficient number, since it is larger than the sum of its proper divisors (6151234).

9897134 is a wasteful number, since it uses less digits than its factorization.

9897134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1459.

The product of its digits is 54432, while the sum is 41.

The square root of 9897134 is about 3145.9710742472. The cubic root of 9897134 is about 214.7021945021.

The spelling of 9897134 in words is "nine million, eight hundred ninety-seven thousand, one hundred thirty-four".