855892 has 6 divisors (see below), whose sum is σ = 1497818. Its totient is φ = 427944.

The previous prime is 855889. The next prime is 855901. The reversal of 855892 is 298558.

It is a happy number.

855892 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 853776 + 2116 = 924^2 + 46^2 .

It is a super-2 number, since 2×855892² = 1465102231328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106983 + ... + 106990.

2⁸⁵⁵⁸⁹² is an apocalyptic number.

It is an amenable number.

855892 is a deficient number, since it is larger than the sum of its proper divisors (641926).

855892 is a wasteful number, since it uses less digits than its factorization.

855892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213977 (or 213975 counting only the distinct ones).

The product of its digits is 28800, while the sum is 37.

The square root of 855892 is about 925.1443130669. The cubic root of 855892 is about 94.9451946124.

The spelling of 855892 in words is "eight hundred fifty-five thousand, eight hundred ninety-two".