9898401 has 8 divisors (see below), whose sum is σ = 13232704. Its totient is φ = 6581520.

The previous prime is 9898397. The next prime is 9898423. The reversal of 9898401 is 1048989.

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

It is not a de Polignac number, because 9898401 - 2² = 9898397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9898401.

It is not an unprimeable number, because it can be changed into a prime (9898451) 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, 2965 + ... + 5346.

It is an arithmetic number, because the mean of its divisors is an integer number (1654088).

Almost surely, 2^9898401 is an apocalyptic number.

It is an amenable number.

9898401 is a deficient number, since it is larger than the sum of its proper divisors (3334303).

9898401 is a wasteful number, since it uses less digits than its factorization.

9898401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8711.

The product of its (nonzero) digits is 20736, while the sum is 39.

The square root of 9898401 is about 3146.1724364694. The cubic root of 9898401 is about 214.7113559446.

The spelling of 9898401 in words is "nine million, eight hundred ninety-eight thousand, four hundred one".