898901 has 4 divisors (see below), whose sum is σ = 901632. Its totient is φ = 896172.

The previous prime is 898897. The next prime is 898921. The reversal of 898901 is 109898.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 109898 = 2 ⋅54949.

It is a cyclic number.

It is not a de Polignac number, because 898901 - 2² = 898897 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (898921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 791 + ... + 1556.

It is an arithmetic number, because the mean of its divisors is an integer number (225408).

2⁸⁹⁸⁹⁰¹ is an apocalyptic number.

It is an amenable number.

898901 is a deficient number, since it is larger than the sum of its proper divisors (2731).

898901 is a wasteful number, since it uses less digits than its factorization.

898901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2730.

The product of its (nonzero) digits is 5184, while the sum is 35.

The square root of 898901 is about 948.1038972602. The cubic root of 898901 is about 96.5096234597.

The spelling of 898901 in words is "eight hundred ninety-eight thousand, nine hundred one".