898258 has 4 divisors (see below), whose sum is σ = 1347390. Its totient is φ = 449128.

The previous prime is 898253. The next prime is 898259. The reversal of 898258 is 852898.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 651249 + 247009 = 807^2 + 497^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 898258.

It is not an unprimeable number, because it can be changed into a prime (898253) 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 as a sum of consecutive naturals, namely, 224563 + ... + 224566.

2⁸⁹⁸²⁵⁸ is an apocalyptic number.

898258 is a deficient number, since it is larger than the sum of its proper divisors (449132).

898258 is a wasteful number, since it uses less digits than its factorization.

898258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449131.

The product of its digits is 46080, while the sum is 40.

The square root of 898258 is about 947.7647387406. The cubic root of 898258 is about 96.4866062827.

It can be divided in two parts, 898 and 258, that added together give a square (1156 = 34²).

The spelling of 898258 in words is "eight hundred ninety-eight thousand, two hundred fifty-eight".