855472 has 20 divisors (see below), whose sum is σ = 1674496. Its totient is φ = 423360.

The previous prime is 855467. The next prime is 855499. The reversal of 855472 is 274558.

It is an unprimeable number.

855472 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 in 3 ways as a sum of consecutive naturals, for example, 1822 + ... + 2242.

2⁸⁵⁵⁴⁷² is an apocalyptic number.

It is an amenable number.

855472 is a deficient number, since it is larger than the sum of its proper divisors (819024).

855472 is a wasteful number, since it uses less digits than its factorization.

855472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556 (or 550 counting only the distinct ones).

The product of its digits is 11200, while the sum is 31.

The square root of 855472 is about 924.9172935998. The cubic root of 855472 is about 94.9296616922.

The spelling of 855472 in words is "eight hundred fifty-five thousand, four hundred seventy-two".