854942 has 8 divisors (see below), whose sum is σ = 1399032. Its totient is φ = 388600.

The previous prime is 854929. The next prime is 854951. The reversal of 854942 is 249458.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 854899 and 854908.

It is a congruent number.

It is an unprimeable number.

854942 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, 19409 + ... + 19452.

It is an arithmetic number, because the mean of its divisors is an integer number (174879).

2⁸⁵⁴⁹⁴² is an apocalyptic number.

854942 is a deficient number, since it is larger than the sum of its proper divisors (544090).

854942 is a wasteful number, since it uses less digits than its factorization.

854942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38874.

The product of its digits is 11520, while the sum is 32.

The square root of 854942 is about 924.6307371054. The cubic root of 854942 is about 94.9100533690.

The spelling of 854942 in words is "eight hundred fifty-four thousand, nine hundred forty-two".