9897408 has 42 divisors (see below), whose sum is σ = 28370784. Its totient is φ = 3298944.

The previous prime is 9897397. The next prime is 9897457. The reversal of 9897408 is 8047989.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8016 + ... + 9167.

Almost surely, 2^9897408 is an apocalyptic number.

It is an amenable number.

9897408 is an abundant number, since it is smaller than the sum of its proper divisors (18473376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9897408 is a wasteful number, since it uses less digits than its factorization.

9897408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17201 (or 17188 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The square root of 9897408 is about 3146.0146217079. The cubic root of 9897408 is about 214.7041758116.

The spelling of 9897408 in words is "nine million, eight hundred ninety-seven thousand, four hundred eight".