898401 has 16 divisors (see below), whose sum is σ = 1382400. Its totient is φ = 508368.

The previous prime is 898369. The next prime is 898409. The reversal of 898401 is 104898.

It is a happy number.

It is not a de Polignac number, because 898401 - 2⁵ = 898369 is a prime.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 898401.

It is not an unprimeable number, because it can be changed into a prime (898409) 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 15 ways as a sum of consecutive naturals, for example, 3640 + ... + 3878.

It is an arithmetic number, because the mean of its divisors is an integer number (86400).

2⁸⁹⁸⁴⁰¹ is an apocalyptic number.

It is an amenable number.

898401 is a deficient number, since it is larger than the sum of its proper divisors (483999).

898401 is a wasteful number, since it uses less digits than its factorization.

898401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 898401 is about 947.8401764011. The cubic root of 898401 is about 96.4917261379.

The spelling of 898401 in words is "eight hundred ninety-eight thousand, four hundred one".