898 has 4 divisors (see below), whose sum is σ = 1350. Its totient is φ = 448.

The previous prime is 887. The next prime is 907.

898 is nontrivially palindromic in base 10 and base 11.

898 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

898 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

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., 729 + 169 = 27^2 + 13^2 .

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

898 is an undulating number in base 10 and base 11.

898 is strictly pandigital in base 5.

It is a nialpdrome in base 13.

It is an unprimeable number.

898 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223 + ... + 226.

2^{898} is an apocalyptic number.

898 is a deficient number, since it is larger than the sum of its proper divisors (452).

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

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

The sum of its prime factors is 451.

The product of its digits is 576, while the sum is 25.

The square root of 898 is about 29.9666481275. The cubic root of 898 is about 9.6477367687.

It can be divided in two parts, 8 and 98, that multiplied together give a square (784 = 28^{2}).

The spelling of 898 in words is "eight hundred ninety-eight", and thus it is an aban number and an oban number.

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