898838 has 4 divisors (see below), whose sum is σ = 1348260. Its totient is φ = 449418.

The previous prime is 898823. The next prime is 898853. The reversal of 898838 is 838898.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 838898 = 2 ⋅419449.

It is an interprime number because it is at equal distance from previous prime (898823) and next prime (898853).

It is a congruent number.

It is an unprimeable number.

898838 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, 224708 + ... + 224711.

It is an arithmetic number, because the mean of its divisors is an integer number (337065).

2⁸⁹⁸⁸³⁸ is an apocalyptic number.

898838 is a deficient number, since it is larger than the sum of its proper divisors (449422).

898838 is a wasteful number, since it uses less digits than its factorization.

898838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449421.

The product of its digits is 110592, while the sum is 44.

The square root of 898838 is about 948.0706724712. The cubic root of 898838 is about 96.5073687627.

The spelling of 898838 in words is "eight hundred ninety-eight thousand, eight hundred thirty-eight".