854998 has 8 divisors (see below), whose sum is σ = 1357992. Its totient is φ = 402336.

The previous prime is 854993. The next prime is 854999. The reversal of 854998 is 899458.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854993) by changing a digit.

854998 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 in 3 ways as a sum of consecutive naturals, for example, 12540 + ... + 12607.

It is an arithmetic number, because the mean of its divisors is an integer number (169749).

2⁸⁵⁴⁹⁹⁸ is an apocalyptic number.

854998 is a deficient number, since it is larger than the sum of its proper divisors (502994).

854998 is a wasteful number, since it uses less digits than its factorization.

854998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25166.

The product of its digits is 103680, while the sum is 43.

The square root of 854998 is about 924.6610189686. The cubic root of 854998 is about 94.9121255746.

The spelling of 854998 in words is "eight hundred fifty-four thousand, nine hundred ninety-eight".