9897357 has 8 divisors (see below), whose sum is σ = 13363840. Its totient is φ = 6514560.

The previous prime is 9897343. The next prime is 9897361. The reversal of 9897357 is 7537989.

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

It is not a de Polignac number, because 9897357 - 2¹⁴ = 9880973 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 (9897367) by changing a digit.

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, 20644 + ... + 21117.

It is an arithmetic number, because the mean of its divisors is an integer number (1670480).

Almost surely, 2^9897357 is an apocalyptic number.

It is an amenable number.

9897357 is a deficient number, since it is larger than the sum of its proper divisors (3466483).

9897357 is a wasteful number, since it uses less digits than its factorization.

9897357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41843.

The product of its digits is 476280, while the sum is 48.

The square root of 9897357 is about 3146.0065162043. The cubic root of 9897357 is about 214.7038070305.

The spelling of 9897357 in words is "nine million, eight hundred ninety-seven thousand, three hundred fifty-seven".