893812 has 12 divisors (see below), whose sum is σ = 1586116. Its totient is φ = 440640.

The previous prime is 893797. The next prime is 893821. The reversal of 893812 is 218398.

It can be written as a sum of positive squares in 2 ways, for example, as 712336 + 181476 = 844^2 + 426^2 .

It is a congruent number.

It is an unprimeable 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, 1239 + ... + 1822.

2⁸⁹³⁸¹² is an apocalyptic number.

It is an amenable number.

893812 is a deficient number, since it is larger than the sum of its proper divisors (692304).

893812 is a wasteful number, since it uses less digits than its factorization.

893812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3138 (or 3136 counting only the distinct ones).

The product of its digits is 3456, while the sum is 31.

The square root of 893812 is about 945.4163104157. The cubic root of 893812 is about 96.3271535196.

The spelling of 893812 in words is "eight hundred ninety-three thousand, eight hundred twelve".