898957 has 4 divisors (see below), whose sum is σ = 913756. Its totient is φ = 884160.

The previous prime is 898951. The next prime is 898981. The reversal of 898957 is 759898.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 352836 + 546121 = 594^2 + 739^2 .

It is a cyclic number.

It is not a de Polignac number, because 898957 - 2¹⁹ = 374669 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 (898951) 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, 7308 + ... + 7429.

It is an arithmetic number, because the mean of its divisors is an integer number (228439).

2⁸⁹⁸⁹⁵⁷ is an apocalyptic number.

It is an amenable number.

898957 is a deficient number, since it is larger than the sum of its proper divisors (14799).

898957 is a wasteful number, since it uses less digits than its factorization.

898957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14798.

The product of its digits is 181440, while the sum is 46.

The square root of 898957 is about 948.1334294286. The cubic root of 898957 is about 96.5116275464.

The spelling of 898957 in words is "eight hundred ninety-eight thousand, nine hundred fifty-seven".