855974 has 8 divisors (see below), whose sum is σ = 1467408. Its totient is φ = 366840.

The previous prime is 855947. The next prime is 855983. The reversal of 855974 is 479558.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

855974 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, 30557 + ... + 30584.

It is an arithmetic number, because the mean of its divisors is an integer number (183426).

2⁸⁵⁵⁹⁷⁴ is an apocalyptic number.

855974 is a deficient number, since it is larger than the sum of its proper divisors (611434).

855974 is a wasteful number, since it uses less digits than its factorization.

855974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61150.

The product of its digits is 50400, while the sum is 38.

The square root of 855974 is about 925.1886294156. The cubic root of 855974 is about 94.9482266372.

The spelling of 855974 in words is "eight hundred fifty-five thousand, nine hundred seventy-four".